Home / 4,335,321.60-6,496,761.60-3,189,139.20

Finding the Fourth Proportional to 4,335,321.60, 6,496,761.60 and 3,189,139.20

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Solution

The fourth proportional to 4,335,321.60, 6,496,761.60 and 3,189,139.20 is: 4,779,132.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,335,321.60 : 6,496,761.60 = 3,189,139.20 : x
  2. Step 2: Convert to fraction form
    4,335,321.60/6,496,761.60 = 3,189,139.20/x
  3. Step 3: Cross multiply
    4,335,321.60x = 6,496,761.60 × 3,189,139.20
  4. Step 4: Simplify right side
    4,335,321.60x = 20,719,077,091,614.72
  5. Step 5: Solve for x
    x = 20,719,077,091,614.72/4,335,321.60
  6. Step 6: Final answer
    x = 4,779,132.67

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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.