Home / 5,168,473.28-7,752,099.36-1,382,249.60

Finding the Fourth Proportional to 5,168,473.28, 7,752,099.36 and 1,382,249.60

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Solution

The fourth proportional to 5,168,473.28, 7,752,099.36 and 1,382,249.60 is: 2,073,211.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,168,473.28 : 7,752,099.36 = 1,382,249.60 : x
  2. Step 2: Convert to fraction form
    5,168,473.28/7,752,099.36 = 1,382,249.60/x
  3. Step 3: Cross multiply
    5,168,473.28x = 7,752,099.36 × 1,382,249.60
  4. Step 4: Simplify right side
    5,168,473.28x = 10,715,336,239,520.26
  5. Step 5: Solve for x
    x = 10,715,336,239,520.26/5,168,473.28
  6. Step 6: Final answer
    x = 2,073,211.11

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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.