Home / 1,306,074.27-1,802,330.39-725,327.36

Finding the Fourth Proportional to 1,306,074.27, 1,802,330.39 and 725,327.36

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Solution

The fourth proportional to 1,306,074.27, 1,802,330.39 and 725,327.36 is: 1,000,922.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,074.27 : 1,802,330.39 = 725,327.36 : x
  2. Step 2: Convert to fraction form
    1,306,074.27/1,802,330.39 = 725,327.36/x
  3. Step 3: Cross multiply
    1,306,074.27x = 1,802,330.39 × 725,327.36
  4. Step 4: Simplify right side
    1,306,074.27x = 1,307,279,543,186.88
  5. Step 5: Solve for x
    x = 1,307,279,543,186.88/1,306,074.27
  6. Step 6: Final answer
    x = 1,000,922.82

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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.