Home / 5,445,059.76-8,165,685.74-1,605,863.88

Finding the Fourth Proportional to 5,445,059.76, 8,165,685.74 and 1,605,863.88

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Solution

The fourth proportional to 5,445,059.76, 8,165,685.74 and 1,605,863.88 is: 2,408,234.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445,059.76 : 8,165,685.74 = 1,605,863.88 : x
  2. Step 2: Convert to fraction form
    5,445,059.76/8,165,685.74 = 1,605,863.88/x
  3. Step 3: Cross multiply
    5,445,059.76x = 8,165,685.74 × 1,605,863.88
  4. Step 4: Simplify right side
    5,445,059.76x = 13,112,979,777,267.75
  5. Step 5: Solve for x
    x = 13,112,979,777,267.75/5,445,059.76
  6. Step 6: Final answer
    x = 2,408,234.32

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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.