Home / 5,109,059.52-7,663,589.28-2,078,074.35

Finding the Fourth Proportional to 5,109,059.52, 7,663,589.28 and 2,078,074.35

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Solution

The fourth proportional to 5,109,059.52, 7,663,589.28 and 2,078,074.35 is: 3,117,111.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,109,059.52 : 7,663,589.28 = 2,078,074.35 : x
  2. Step 2: Convert to fraction form
    5,109,059.52/7,663,589.28 = 2,078,074.35/x
  3. Step 3: Cross multiply
    5,109,059.52x = 7,663,589.28 × 2,078,074.35
  4. Step 4: Simplify right side
    5,109,059.52x = 15,925,508,311,702.97
  5. Step 5: Solve for x
    x = 15,925,508,311,702.97/5,109,059.52
  6. Step 6: Final answer
    x = 3,117,111.53

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Similar ratio
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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.