Home / 5,169,731.88-7,751,006.82-2,289,529.20

Finding the Fourth Proportional to 5,169,731.88, 7,751,006.82 and 2,289,529.20

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Solution

The fourth proportional to 5,169,731.88, 7,751,006.82 and 2,289,529.20 is: 3,432,703.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,169,731.88 : 7,751,006.82 = 2,289,529.20 : x
  2. Step 2: Convert to fraction form
    5,169,731.88/7,751,006.82 = 2,289,529.20/x
  3. Step 3: Cross multiply
    5,169,731.88x = 7,751,006.82 × 2,289,529.20
  4. Step 4: Simplify right side
    5,169,731.88x = 17,746,156,443,789.14
  5. Step 5: Solve for x
    x = 17,746,156,443,789.14/5,169,731.88
  6. Step 6: Final answer
    x = 3,432,703.45

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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.