Home / 1,555,000.32-2,332,817.60-881,382.45

Finding the Fourth Proportional to 1,555,000.32, 2,332,817.60 and 881,382.45

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Solution

The fourth proportional to 1,555,000.32, 2,332,817.60 and 881,382.45 is: 1,322,253.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,000.32 : 2,332,817.60 = 881,382.45 : x
  2. Step 2: Convert to fraction form
    1,555,000.32/2,332,817.60 = 881,382.45/x
  3. Step 3: Cross multiply
    1,555,000.32x = 2,332,817.60 × 881,382.45
  4. Step 4: Simplify right side
    1,555,000.32x = 2,056,104,491,691.12
  5. Step 5: Solve for x
    x = 2,056,104,491,691.12/1,555,000.32
  6. Step 6: Final answer
    x = 1,322,253.42

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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.