Home / 2,132,008.95-3,197,663.13-765,499.77

Finding the Fourth Proportional to 2,132,008.95, 3,197,663.13 and 765,499.77

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Solution

The fourth proportional to 2,132,008.95, 3,197,663.13 and 765,499.77 is: 1,148,123.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,132,008.95 : 3,197,663.13 = 765,499.77 : x
  2. Step 2: Convert to fraction form
    2,132,008.95/3,197,663.13 = 765,499.77/x
  3. Step 3: Cross multiply
    2,132,008.95x = 3,197,663.13 × 765,499.77
  4. Step 4: Simplify right side
    2,132,008.95x = 2,447,810,390,552.48
  5. Step 5: Solve for x
    x = 2,447,810,390,552.48/2,132,008.95
  6. Step 6: Final answer
    x = 1,148,123.88

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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.