Home / 3,064,476.12-4,229,169.10-1,687,819.56

Finding the Fourth Proportional to 3,064,476.12, 4,229,169.10 and 1,687,819.56

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Solution

The fourth proportional to 3,064,476.12, 4,229,169.10 and 1,687,819.56 is: 2,329,296.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,064,476.12 : 4,229,169.10 = 1,687,819.56 : x
  2. Step 2: Convert to fraction form
    3,064,476.12/4,229,169.10 = 1,687,819.56/x
  3. Step 3: Cross multiply
    3,064,476.12x = 4,229,169.10 × 1,687,819.56
  4. Step 4: Simplify right side
    3,064,476.12x = 7,138,074,323,174.22
  5. Step 5: Solve for x
    x = 7,138,074,323,174.22/3,064,476.12
  6. Step 6: Final answer
    x = 2,329,296.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.