Home / 1,115,097.41-1,538,957.61-625,114.04

Finding the Fourth Proportional to 1,115,097.41, 1,538,957.61 and 625,114.04

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Solution

The fourth proportional to 1,115,097.41, 1,538,957.61 and 625,114.04 is: 862,726.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,097.41 : 1,538,957.61 = 625,114.04 : x
  2. Step 2: Convert to fraction form
    1,115,097.41/1,538,957.61 = 625,114.04/x
  3. Step 3: Cross multiply
    1,115,097.41x = 1,538,957.61 × 625,114.04
  4. Step 4: Simplify right side
    1,115,097.41x = 962,024,008,975.85
  5. Step 5: Solve for x
    x = 962,024,008,975.85/1,115,097.41
  6. Step 6: Final answer
    x = 862,726.43

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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.