Home / 1,557,246.60-2,335,869.90-547,508.70

Finding the Fourth Proportional to 1,557,246.60, 2,335,869.90 and 547,508.70

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Solution

The fourth proportional to 1,557,246.60, 2,335,869.90 and 547,508.70 is: 821,263.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,246.60 : 2,335,869.90 = 547,508.70 : x
  2. Step 2: Convert to fraction form
    1,557,246.60/2,335,869.90 = 547,508.70/x
  3. Step 3: Cross multiply
    1,557,246.60x = 2,335,869.90 × 547,508.70
  4. Step 4: Simplify right side
    1,557,246.60x = 1,278,909,092,318.13
  5. Step 5: Solve for x
    x = 1,278,909,092,318.13/1,557,246.60
  6. Step 6: Final answer
    x = 821,263.05

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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.