Home / 1,629,666.60-2,442,750.30-618,397.80

Finding the Fourth Proportional to 1,629,666.60, 2,442,750.30 and 618,397.80

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Solution

The fourth proportional to 1,629,666.60, 2,442,750.30 and 618,397.80 is: 926,932.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629,666.60 : 2,442,750.30 = 618,397.80 : x
  2. Step 2: Convert to fraction form
    1,629,666.60/2,442,750.30 = 618,397.80/x
  3. Step 3: Cross multiply
    1,629,666.60x = 2,442,750.30 × 618,397.80
  4. Step 4: Simplify right side
    1,629,666.60x = 1,510,591,411,469.34
  5. Step 5: Solve for x
    x = 1,510,591,411,469.34/1,629,666.60
  6. Step 6: Final answer
    x = 926,932.79

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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.