Home / 1,521,519.14-2,278,655.81-880,471.86

Finding the Fourth Proportional to 1,521,519.14, 2,278,655.81 and 880,471.86

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Solution

The fourth proportional to 1,521,519.14, 2,278,655.81 and 880,471.86 is: 1,318,611.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,519.14 : 2,278,655.81 = 880,471.86 : x
  2. Step 2: Convert to fraction form
    1,521,519.14/2,278,655.81 = 880,471.86/x
  3. Step 3: Cross multiply
    1,521,519.14x = 2,278,655.81 × 880,471.86
  4. Step 4: Simplify right side
    1,521,519.14x = 2,006,292,327,228.33
  5. Step 5: Solve for x
    x = 2,006,292,327,228.33/1,521,519.14
  6. Step 6: Final answer
    x = 1,318,611.30

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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.