Home / 3,182,863.68-4,392,407.88-1,732,600.80

Finding the Fourth Proportional to 3,182,863.68, 4,392,407.88 and 1,732,600.80

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Solution

The fourth proportional to 3,182,863.68, 4,392,407.88 and 1,732,600.80 is: 2,391,019.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,182,863.68 : 4,392,407.88 = 1,732,600.80 : x
  2. Step 2: Convert to fraction form
    3,182,863.68/4,392,407.88 = 1,732,600.80/x
  3. Step 3: Cross multiply
    3,182,863.68x = 4,392,407.88 × 1,732,600.80
  4. Step 4: Simplify right side
    3,182,863.68x = 7,610,289,406,814.30
  5. Step 5: Solve for x
    x = 7,610,289,406,814.30/3,182,863.68
  6. Step 6: Final answer
    x = 2,391,019.59

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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.