Home / 1,241,664.60-1,862,496.90-442,972.20

Finding the Fourth Proportional to 1,241,664.60, 1,862,496.90 and 442,972.20

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Solution

The fourth proportional to 1,241,664.60, 1,862,496.90 and 442,972.20 is: 664,458.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,664.60 : 1,862,496.90 = 442,972.20 : x
  2. Step 2: Convert to fraction form
    1,241,664.60/1,862,496.90 = 442,972.20/x
  3. Step 3: Cross multiply
    1,241,664.60x = 1,862,496.90 × 442,972.20
  4. Step 4: Simplify right side
    1,241,664.60x = 825,034,349,286.18
  5. Step 5: Solve for x
    x = 825,034,349,286.18/1,241,664.60
  6. Step 6: Final answer
    x = 664,458.30

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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.