Home / 2,720,427.20-4,077,141.60-1,654,337.60

Finding the Fourth Proportional to 2,720,427.20, 4,077,141.60 and 1,654,337.60

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Solution

The fourth proportional to 2,720,427.20, 4,077,141.60 and 1,654,337.60 is: 2,479,378.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,720,427.20 : 4,077,141.60 = 1,654,337.60 : x
  2. Step 2: Convert to fraction form
    2,720,427.20/4,077,141.60 = 1,654,337.60/x
  3. Step 3: Cross multiply
    2,720,427.20x = 4,077,141.60 × 1,654,337.60
  4. Step 4: Simplify right side
    2,720,427.20x = 6,744,968,649,404.16
  5. Step 5: Solve for x
    x = 6,744,968,649,404.16/2,720,427.20
  6. Step 6: Final answer
    x = 2,479,378.48

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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.