Home / 1,357,891.40-2,037,057.56-459,387.83

Finding the Fourth Proportional to 1,357,891.40, 2,037,057.56 and 459,387.83

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Solution

The fourth proportional to 1,357,891.40, 2,037,057.56 and 459,387.83 is: 689,156.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,891.40 : 2,037,057.56 = 459,387.83 : x
  2. Step 2: Convert to fraction form
    1,357,891.40/2,037,057.56 = 459,387.83/x
  3. Step 3: Cross multiply
    1,357,891.40x = 2,037,057.56 × 459,387.83
  4. Step 4: Simplify right side
    1,357,891.40x = 935,799,439,591.27
  5. Step 5: Solve for x
    x = 935,799,439,591.27/1,357,891.40
  6. Step 6: Final answer
    x = 689,156.32

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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.