Home / 1,241,662.10-1,862,493.15-442,969.70

Finding the Fourth Proportional to 1,241,662.10, 1,862,493.15 and 442,969.70

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Solution

The fourth proportional to 1,241,662.10, 1,862,493.15 and 442,969.70 is: 664,454.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,662.10 : 1,862,493.15 = 442,969.70 : x
  2. Step 2: Convert to fraction form
    1,241,662.10/1,862,493.15 = 442,969.70/x
  3. Step 3: Cross multiply
    1,241,662.10x = 1,862,493.15 × 442,969.70
  4. Step 4: Simplify right side
    1,241,662.10x = 825,028,031,907.56
  5. Step 5: Solve for x
    x = 825,028,031,907.56/1,241,662.10
  6. Step 6: Final answer
    x = 664,454.55

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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.