Home / 1,142,787.43-1,712,677.17-637,586.28

Finding the Fourth Proportional to 1,142,787.43, 1,712,677.17 and 637,586.28

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Solution

The fourth proportional to 1,142,787.43, 1,712,677.17 and 637,586.28 is: 955,540.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,787.43 : 1,712,677.17 = 637,586.28 : x
  2. Step 2: Convert to fraction form
    1,142,787.43/1,712,677.17 = 637,586.28/x
  3. Step 3: Cross multiply
    1,142,787.43x = 1,712,677.17 × 637,586.28
  4. Step 4: Simplify right side
    1,142,787.43x = 1,091,979,465,661.23
  5. Step 5: Solve for x
    x = 1,091,979,465,661.23/1,142,787.43
  6. Step 6: Final answer
    x = 955,540.32

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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.