Home / 1,589,344.30-2,384,016.45-391,257.10

Finding the Fourth Proportional to 1,589,344.30, 2,384,016.45 and 391,257.10

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Solution

The fourth proportional to 1,589,344.30, 2,384,016.45 and 391,257.10 is: 586,885.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589,344.30 : 2,384,016.45 = 391,257.10 : x
  2. Step 2: Convert to fraction form
    1,589,344.30/2,384,016.45 = 391,257.10/x
  3. Step 3: Cross multiply
    1,589,344.30x = 2,384,016.45 × 391,257.10
  4. Step 4: Simplify right side
    1,589,344.30x = 932,763,362,579.30
  5. Step 5: Solve for x
    x = 932,763,362,579.30/1,589,344.30
  6. Step 6: Final answer
    x = 586,885.65

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Half scale
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Double scale
Find fourth proportional to 1,589,345.30, 2,384,017.95 and 391,258.10
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.