Home / 1,425,151.59-1,966,689.27-813,498.27

Finding the Fourth Proportional to 1,425,151.59, 1,966,689.27 and 813,498.27

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Solution

The fourth proportional to 1,425,151.59, 1,966,689.27 and 813,498.27 is: 1,122,616.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,151.59 : 1,966,689.27 = 813,498.27 : x
  2. Step 2: Convert to fraction form
    1,425,151.59/1,966,689.27 = 813,498.27/x
  3. Step 3: Cross multiply
    1,425,151.59x = 1,966,689.27 × 813,498.27
  4. Step 4: Simplify right side
    1,425,151.59x = 1,599,898,318,772.56
  5. Step 5: Solve for x
    x = 1,599,898,318,772.56/1,425,151.59
  6. Step 6: Final answer
    x = 1,122,616.24

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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.