Home / 1,519,552.30-2,279,328.45-1,165,258.30

Finding the Fourth Proportional to 1,519,552.30, 2,279,328.45 and 1,165,258.30

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Solution

The fourth proportional to 1,519,552.30, 2,279,328.45 and 1,165,258.30 is: 1,747,887.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519,552.30 : 2,279,328.45 = 1,165,258.30 : x
  2. Step 2: Convert to fraction form
    1,519,552.30/2,279,328.45 = 1,165,258.30/x
  3. Step 3: Cross multiply
    1,519,552.30x = 2,279,328.45 × 1,165,258.30
  4. Step 4: Simplify right side
    1,519,552.30x = 2,656,006,394,788.64
  5. Step 5: Solve for x
    x = 2,656,006,394,788.64/1,519,552.30
  6. Step 6: Final answer
    x = 1,747,887.45

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Double scale
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Similar ratio
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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.