Home / 2,588,557.80-3,882,836.70-791,441.28

Finding the Fourth Proportional to 2,588,557.80, 3,882,836.70 and 791,441.28

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Solution

The fourth proportional to 2,588,557.80, 3,882,836.70 and 791,441.28 is: 1,187,161.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,588,557.80 : 3,882,836.70 = 791,441.28 : x
  2. Step 2: Convert to fraction form
    2,588,557.80/3,882,836.70 = 791,441.28/x
  3. Step 3: Cross multiply
    2,588,557.80x = 3,882,836.70 × 791,441.28
  4. Step 4: Simplify right side
    2,588,557.80x = 3,073,037,247,878.98
  5. Step 5: Solve for x
    x = 3,073,037,247,878.98/2,588,557.80
  6. Step 6: Final answer
    x = 1,187,161.92

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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.