Home / 1,112,037.88-1,667,424.86-437,754.04

Finding the Fourth Proportional to 1,112,037.88, 1,667,424.86 and 437,754.04

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Solution

The fourth proportional to 1,112,037.88, 1,667,424.86 and 437,754.04 is: 656,382.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,037.88 : 1,667,424.86 = 437,754.04 : x
  2. Step 2: Convert to fraction form
    1,112,037.88/1,667,424.86 = 437,754.04/x
  3. Step 3: Cross multiply
    1,112,037.88x = 1,667,424.86 × 437,754.04
  4. Step 4: Simplify right side
    1,112,037.88x = 729,921,968,861.44
  5. Step 5: Solve for x
    x = 729,921,968,861.44/1,112,037.88
  6. Step 6: Final answer
    x = 656,382.29

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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.