Home / 1,242,542.24-1,863,340.40-443,675.04

Finding the Fourth Proportional to 1,242,542.24, 1,863,340.40 and 443,675.04

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Solution

The fourth proportional to 1,242,542.24, 1,863,340.40 and 443,675.04 is: 665,343.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,542.24 : 1,863,340.40 = 443,675.04 : x
  2. Step 2: Convert to fraction form
    1,242,542.24/1,863,340.40 = 443,675.04/x
  3. Step 3: Cross multiply
    1,242,542.24x = 1,863,340.40 × 443,675.04
  4. Step 4: Simplify right side
    1,242,542.24x = 826,717,626,503.62
  5. Step 5: Solve for x
    x = 826,717,626,503.62/1,242,542.24
  6. Step 6: Final answer
    x = 665,343.68

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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.