Home / 1,452,985.95-2,179,810.62-442,251.15

Finding the Fourth Proportional to 1,452,985.95, 2,179,810.62 and 442,251.15

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Solution

The fourth proportional to 1,452,985.95, 2,179,810.62 and 442,251.15 is: 663,477.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452,985.95 : 2,179,810.62 = 442,251.15 : x
  2. Step 2: Convert to fraction form
    1,452,985.95/2,179,810.62 = 442,251.15/x
  3. Step 3: Cross multiply
    1,452,985.95x = 2,179,810.62 × 442,251.15
  4. Step 4: Simplify right side
    1,452,985.95x = 964,023,753,477.21
  5. Step 5: Solve for x
    x = 964,023,753,477.21/1,452,985.95
  6. Step 6: Final answer
    x = 663,477.68

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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.