Home / 3,690,489.60-5,535,734.40-2,097,964.80

Finding the Fourth Proportional to 3,690,489.60, 5,535,734.40 and 2,097,964.80

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Solution

The fourth proportional to 3,690,489.60, 5,535,734.40 and 2,097,964.80 is: 3,146,947.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,690,489.60 : 5,535,734.40 = 2,097,964.80 : x
  2. Step 2: Convert to fraction form
    3,690,489.60/5,535,734.40 = 2,097,964.80/x
  3. Step 3: Cross multiply
    3,690,489.60x = 5,535,734.40 × 2,097,964.80
  4. Step 4: Simplify right side
    3,690,489.60x = 11,613,775,913,349.12
  5. Step 5: Solve for x
    x = 11,613,775,913,349.12/3,690,489.60
  6. Step 6: Final answer
    x = 3,146,947.20

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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.