Home / 1,126,525.05-1,687,610.03-626,372.73

Finding the Fourth Proportional to 1,126,525.05, 1,687,610.03 and 626,372.73

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Solution

The fourth proportional to 1,126,525.05, 1,687,610.03 and 626,372.73 is: 938,348.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,525.05 : 1,687,610.03 = 626,372.73 : x
  2. Step 2: Convert to fraction form
    1,126,525.05/1,687,610.03 = 626,372.73/x
  3. Step 3: Cross multiply
    1,126,525.05x = 1,687,610.03 × 626,372.73
  4. Step 4: Simplify right side
    1,126,525.05x = 1,057,072,898,534.62
  5. Step 5: Solve for x
    x = 1,057,072,898,534.62/1,126,525.05
  6. Step 6: Final answer
    x = 938,348.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.