Home / 1,125,972.52-1,553,944.98-616,748.20

Finding the Fourth Proportional to 1,125,972.52, 1,553,944.98 and 616,748.20

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Solution

The fourth proportional to 1,125,972.52, 1,553,944.98 and 616,748.20 is: 851,168.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,972.52 : 1,553,944.98 = 616,748.20 : x
  2. Step 2: Convert to fraction form
    1,125,972.52/1,553,944.98 = 616,748.20/x
  3. Step 3: Cross multiply
    1,125,972.52x = 1,553,944.98 × 616,748.20
  4. Step 4: Simplify right side
    1,125,972.52x = 958,392,769,314.04
  5. Step 5: Solve for x
    x = 958,392,769,314.04/1,125,972.52
  6. Step 6: Final answer
    x = 851,168.88

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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.