Home / 2,654,442.60-3,979,141.56-1,692,197.43

Finding the Fourth Proportional to 2,654,442.60, 3,979,141.56 and 1,692,197.43

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Solution

The fourth proportional to 2,654,442.60, 3,979,141.56 and 1,692,197.43 is: 2,536,688.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,654,442.60 : 3,979,141.56 = 1,692,197.43 : x
  2. Step 2: Convert to fraction form
    2,654,442.60/3,979,141.56 = 1,692,197.43/x
  3. Step 3: Cross multiply
    2,654,442.60x = 3,979,141.56 × 1,692,197.43
  4. Step 4: Simplify right side
    2,654,442.60x = 6,733,493,121,438.19
  5. Step 5: Solve for x
    x = 6,733,493,121,438.19/2,654,442.60
  6. Step 6: Final answer
    x = 2,536,688.16

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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.