Home / 3,862,815.60-5,793,186.60-1,618,489.20

Finding the Fourth Proportional to 3,862,815.60, 5,793,186.60 and 1,618,489.20

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Solution

The fourth proportional to 3,862,815.60, 5,793,186.60 and 1,618,489.20 is: 2,427,299.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,862,815.60 : 5,793,186.60 = 1,618,489.20 : x
  2. Step 2: Convert to fraction form
    3,862,815.60/5,793,186.60 = 1,618,489.20/x
  3. Step 3: Cross multiply
    3,862,815.60x = 5,793,186.60 × 1,618,489.20
  4. Step 4: Simplify right side
    3,862,815.60x = 9,376,209,945,684.72
  5. Step 5: Solve for x
    x = 9,376,209,945,684.72/3,862,815.60
  6. Step 6: Final answer
    x = 2,427,299.39

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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.