Home / 1,067,126.09-1,600,691.84-436,039.90

Finding the Fourth Proportional to 1,067,126.09, 1,600,691.84 and 436,039.90

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Solution

The fourth proportional to 1,067,126.09, 1,600,691.84 and 436,039.90 is: 654,060.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,126.09 : 1,600,691.84 = 436,039.90 : x
  2. Step 2: Convert to fraction form
    1,067,126.09/1,600,691.84 = 436,039.90/x
  3. Step 3: Cross multiply
    1,067,126.09x = 1,600,691.84 × 436,039.90
  4. Step 4: Simplify right side
    1,067,126.09x = 697,965,510,934.52
  5. Step 5: Solve for x
    x = 697,965,510,934.52/1,067,126.09
  6. Step 6: Final answer
    x = 654,060.96

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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.