Home / 1,025,126.20-1,537,689.30-914,901.40

Finding the Fourth Proportional to 1,025,126.20, 1,537,689.30 and 914,901.40

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Solution

The fourth proportional to 1,025,126.20, 1,537,689.30 and 914,901.40 is: 1,372,352.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,126.20 : 1,537,689.30 = 914,901.40 : x
  2. Step 2: Convert to fraction form
    1,025,126.20/1,537,689.30 = 914,901.40/x
  3. Step 3: Cross multiply
    1,025,126.20x = 1,537,689.30 × 914,901.40
  4. Step 4: Simplify right side
    1,025,126.20x = 1,406,834,093,335.02
  5. Step 5: Solve for x
    x = 1,406,834,093,335.02/1,025,126.20
  6. Step 6: Final answer
    x = 1,372,352.10

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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.