Home / 1,253,130.04-1,729,273.15-680,157.91

Finding the Fourth Proportional to 1,253,130.04, 1,729,273.15 and 680,157.91

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Solution

The fourth proportional to 1,253,130.04, 1,729,273.15 and 680,157.91 is: 938,592.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,130.04 : 1,729,273.15 = 680,157.91 : x
  2. Step 2: Convert to fraction form
    1,253,130.04/1,729,273.15 = 680,157.91/x
  3. Step 3: Cross multiply
    1,253,130.04x = 1,729,273.15 × 680,157.91
  4. Step 4: Simplify right side
    1,253,130.04x = 1,176,178,814,534.91
  5. Step 5: Solve for x
    x = 1,176,178,814,534.91/1,253,130.04
  6. Step 6: Final answer
    x = 938,592.78

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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.