Home / 1,942,868.88-2,681,176.50-1,071,736.92

Finding the Fourth Proportional to 1,942,868.88, 2,681,176.50 and 1,071,736.92

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Solution

The fourth proportional to 1,942,868.88, 2,681,176.50 and 1,071,736.92 is: 1,479,006.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,942,868.88 : 2,681,176.50 = 1,071,736.92 : x
  2. Step 2: Convert to fraction form
    1,942,868.88/2,681,176.50 = 1,071,736.92/x
  3. Step 3: Cross multiply
    1,942,868.88x = 2,681,176.50 × 1,071,736.92
  4. Step 4: Simplify right side
    1,942,868.88x = 2,873,515,844,086.38
  5. Step 5: Solve for x
    x = 2,873,515,844,086.38/1,942,868.88
  6. Step 6: Final answer
    x = 1,479,006.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.