Home / 3,679,416-5,519,173.68-1,155,071.52

Finding the Fourth Proportional to 3,679,416, 5,519,173.68 and 1,155,071.52

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Solution

The fourth proportional to 3,679,416, 5,519,173.68 and 1,155,071.52 is: 1,732,622.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,679,416 : 5,519,173.68 = 1,155,071.52 : x
  2. Step 2: Convert to fraction form
    3,679,416/5,519,173.68 = 1,155,071.52/x
  3. Step 3: Cross multiply
    3,679,416x = 5,519,173.68 × 1,155,071.52
  4. Step 4: Simplify right side
    3,679,416x = 6,375,040,331,701.59
  5. Step 5: Solve for x
    x = 6,375,040,331,701.59/3,679,416
  6. Step 6: Final answer
    x = 1,732,622.88

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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.