Home / 1,099,287.56-1,516,672.50-615,787.40

Finding the Fourth Proportional to 1,099,287.56, 1,516,672.50 and 615,787.40

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Solution

The fourth proportional to 1,099,287.56, 1,516,672.50 and 615,787.40 is: 849,593.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,287.56 : 1,516,672.50 = 615,787.40 : x
  2. Step 2: Convert to fraction form
    1,099,287.56/1,516,672.50 = 615,787.40/x
  3. Step 3: Cross multiply
    1,099,287.56x = 1,516,672.50 × 615,787.40
  4. Step 4: Simplify right side
    1,099,287.56x = 933,947,815,426.50
  5. Step 5: Solve for x
    x = 933,947,815,426.50/1,099,287.56
  6. Step 6: Final answer
    x = 849,593.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.