Home / 6,438,819.60-9,654,730.20-2,652,685.20

Finding the Fourth Proportional to 6,438,819.60, 9,654,730.20 and 2,652,685.20

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Solution

The fourth proportional to 6,438,819.60, 9,654,730.20 and 2,652,685.20 is: 3,977,586.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,438,819.60 : 9,654,730.20 = 2,652,685.20 : x
  2. Step 2: Convert to fraction form
    6,438,819.60/9,654,730.20 = 2,652,685.20/x
  3. Step 3: Cross multiply
    6,438,819.60x = 9,654,730.20 × 2,652,685.20
  4. Step 4: Simplify right side
    6,438,819.60x = 25,610,959,911,533.04
  5. Step 5: Solve for x
    x = 25,610,959,911,533.04/6,438,819.60
  6. Step 6: Final answer
    x = 3,977,586.19

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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.