Home / 1,307,741.76-1,960,217.44-745,565.76

Finding the Fourth Proportional to 1,307,741.76, 1,960,217.44 and 745,565.76

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Solution

The fourth proportional to 1,307,741.76, 1,960,217.44 and 745,565.76 is: 1,117,553.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,741.76 : 1,960,217.44 = 745,565.76 : x
  2. Step 2: Convert to fraction form
    1,307,741.76/1,960,217.44 = 745,565.76/x
  3. Step 3: Cross multiply
    1,307,741.76x = 1,960,217.44 × 745,565.76
  4. Step 4: Simplify right side
    1,307,741.76x = 1,461,471,005,418.85
  5. Step 5: Solve for x
    x = 1,461,471,005,418.85/1,307,741.76
  6. Step 6: Final answer
    x = 1,117,553.21

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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.