Home / 1,006,891.92-1,510,107.17-287,219.98

Finding the Fourth Proportional to 1,006,891.92, 1,510,107.17 and 287,219.98

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Solution

The fourth proportional to 1,006,891.92, 1,510,107.17 and 287,219.98 is: 430,764.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,891.92 : 1,510,107.17 = 287,219.98 : x
  2. Step 2: Convert to fraction form
    1,006,891.92/1,510,107.17 = 287,219.98/x
  3. Step 3: Cross multiply
    1,006,891.92x = 1,510,107.17 × 287,219.98
  4. Step 4: Simplify right side
    1,006,891.92x = 433,732,948,108.04
  5. Step 5: Solve for x
    x = 433,732,948,108.04/1,006,891.92
  6. Step 6: Final answer
    x = 430,764.16

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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.