Home / 1,007,522.37-1,390,360.92-548,642.58

Finding the Fourth Proportional to 1,007,522.37, 1,390,360.92 and 548,642.58

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Solution

The fourth proportional to 1,007,522.37, 1,390,360.92 and 548,642.58 is: 757,115.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,522.37 : 1,390,360.92 = 548,642.58 : x
  2. Step 2: Convert to fraction form
    1,007,522.37/1,390,360.92 = 548,642.58/x
  3. Step 3: Cross multiply
    1,007,522.37x = 1,390,360.92 × 548,642.58
  4. Step 4: Simplify right side
    1,007,522.37x = 762,811,202,279.97
  5. Step 5: Solve for x
    x = 762,811,202,279.97/1,007,522.37
  6. Step 6: Final answer
    x = 757,115.90

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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.