Home / 1,270,531.62-1,753,337.16-697,608.90

Finding the Fourth Proportional to 1,270,531.62, 1,753,337.16 and 697,608.90

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Solution

The fourth proportional to 1,270,531.62, 1,753,337.16 and 697,608.90 is: 962,702.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,531.62 : 1,753,337.16 = 697,608.90 : x
  2. Step 2: Convert to fraction form
    1,270,531.62/1,753,337.16 = 697,608.90/x
  3. Step 3: Cross multiply
    1,270,531.62x = 1,753,337.16 × 697,608.90
  4. Step 4: Simplify right side
    1,270,531.62x = 1,223,143,607,516.72
  5. Step 5: Solve for x
    x = 1,223,143,607,516.72/1,270,531.62
  6. Step 6: Final answer
    x = 962,702.22

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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.