Home / 1,253,341.55-1,729,832.24-709,508.27

Finding the Fourth Proportional to 1,253,341.55, 1,729,832.24 and 709,508.27

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Solution

The fourth proportional to 1,253,341.55, 1,729,832.24 and 709,508.27 is: 979,246.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,341.55 : 1,729,832.24 = 709,508.27 : x
  2. Step 2: Convert to fraction form
    1,253,341.55/1,729,832.24 = 709,508.27/x
  3. Step 3: Cross multiply
    1,253,341.55x = 1,729,832.24 × 709,508.27
  4. Step 4: Simplify right side
    1,253,341.55x = 1,227,330,279,992.62
  5. Step 5: Solve for x
    x = 1,227,330,279,992.62/1,253,341.55
  6. Step 6: Final answer
    x = 979,246.46

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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.