Home / 1,456,965.92-2,181,327.64-772,292.72

Finding the Fourth Proportional to 1,456,965.92, 2,181,327.64 and 772,292.72

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Solution

The fourth proportional to 1,456,965.92, 2,181,327.64 and 772,292.72 is: 1,156,254.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,965.92 : 2,181,327.64 = 772,292.72 : x
  2. Step 2: Convert to fraction form
    1,456,965.92/2,181,327.64 = 772,292.72/x
  3. Step 3: Cross multiply
    1,456,965.92x = 2,181,327.64 × 772,292.72
  4. Step 4: Simplify right side
    1,456,965.92x = 1,684,623,456,306.78
  5. Step 5: Solve for x
    x = 1,684,623,456,306.78/1,456,965.92
  6. Step 6: Final answer
    x = 1,156,254.54

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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.