Home / 2,589,443.60-3,884,165.40-1,646,992.40

Finding the Fourth Proportional to 2,589,443.60, 3,884,165.40 and 1,646,992.40

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Solution

The fourth proportional to 2,589,443.60, 3,884,165.40 and 1,646,992.40 is: 2,470,488.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,589,443.60 : 3,884,165.40 = 1,646,992.40 : x
  2. Step 2: Convert to fraction form
    2,589,443.60/3,884,165.40 = 1,646,992.40/x
  3. Step 3: Cross multiply
    2,589,443.60x = 3,884,165.40 × 1,646,992.40
  4. Step 4: Simplify right side
    2,589,443.60x = 6,397,190,894,142.96
  5. Step 5: Solve for x
    x = 6,397,190,894,142.96/2,589,443.60
  6. Step 6: Final answer
    x = 2,470,488.60

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Double scale
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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.