Home / 5,012,631.28-7,512,512.28-2,278,181.44

Finding the Fourth Proportional to 5,012,631.28, 7,512,512.28 and 2,278,181.44

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Solution

The fourth proportional to 5,012,631.28, 7,512,512.28 and 2,278,181.44 is: 3,414,347.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,012,631.28 : 7,512,512.28 = 2,278,181.44 : x
  2. Step 2: Convert to fraction form
    5,012,631.28/7,512,512.28 = 2,278,181.44/x
  3. Step 3: Cross multiply
    5,012,631.28x = 7,512,512.28 × 2,278,181.44
  4. Step 4: Simplify right side
    5,012,631.28x = 17,114,866,044,068.08
  5. Step 5: Solve for x
    x = 17,114,866,044,068.08/5,012,631.28
  6. Step 6: Final answer
    x = 3,414,347.69

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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.