Home / 4,743,471.72-7,115,324.22-1,377,707.88

Finding the Fourth Proportional to 4,743,471.72, 7,115,324.22 and 1,377,707.88

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Solution

The fourth proportional to 4,743,471.72, 7,115,324.22 and 1,377,707.88 is: 2,066,595.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,743,471.72 : 7,115,324.22 = 1,377,707.88 : x
  2. Step 2: Convert to fraction form
    4,743,471.72/7,115,324.22 = 1,377,707.88/x
  3. Step 3: Cross multiply
    4,743,471.72x = 7,115,324.22 × 1,377,707.88
  4. Step 4: Simplify right side
    4,743,471.72x = 9,802,838,246,648.85
  5. Step 5: Solve for x
    x = 9,802,838,246,648.85/4,743,471.72
  6. Step 6: Final answer
    x = 2,066,595.70

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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.