Home / 2,165,780.80-3,244,000.81-2,038,445.64

Finding the Fourth Proportional to 2,165,780.80, 3,244,000.81 and 2,038,445.64

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Solution

The fourth proportional to 2,165,780.80, 3,244,000.81 and 2,038,445.64 is: 3,053,272.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,165,780.80 : 3,244,000.81 = 2,038,445.64 : x
  2. Step 2: Convert to fraction form
    2,165,780.80/3,244,000.81 = 2,038,445.64/x
  3. Step 3: Cross multiply
    2,165,780.80x = 3,244,000.81 × 2,038,445.64
  4. Step 4: Simplify right side
    2,165,780.80x = 6,612,719,285,760.19
  5. Step 5: Solve for x
    x = 6,612,719,285,760.19/2,165,780.80
  6. Step 6: Final answer
    x = 3,053,272.65

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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.