Home / 1,221,520.68-1,832,290.76-501,676.92

Finding the Fourth Proportional to 1,221,520.68, 1,832,290.76 and 501,676.92

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Solution

The fourth proportional to 1,221,520.68, 1,832,290.76 and 501,676.92 is: 752,519.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,221,520.68 : 1,832,290.76 = 501,676.92 : x
  2. Step 2: Convert to fraction form
    1,221,520.68/1,832,290.76 = 501,676.92/x
  3. Step 3: Cross multiply
    1,221,520.68x = 1,832,290.76 × 501,676.92
  4. Step 4: Simplify right side
    1,221,520.68x = 919,217,985,021.26
  5. Step 5: Solve for x
    x = 919,217,985,021.26/1,221,520.68
  6. Step 6: Final answer
    x = 752,519.38

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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.