Home / 1,096,489.40-1,643,900.52-758,631.92

Finding the Fourth Proportional to 1,096,489.40, 1,643,900.52 and 758,631.92

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Solution

The fourth proportional to 1,096,489.40, 1,643,900.52 and 758,631.92 is: 1,137,371.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,489.40 : 1,643,900.52 = 758,631.92 : x
  2. Step 2: Convert to fraction form
    1,096,489.40/1,643,900.52 = 758,631.92/x
  3. Step 3: Cross multiply
    1,096,489.40x = 1,643,900.52 × 758,631.92
  4. Step 4: Simplify right side
    1,096,489.40x = 1,247,115,407,776.60
  5. Step 5: Solve for x
    x = 1,247,115,407,776.60/1,096,489.40
  6. Step 6: Final answer
    x = 1,137,371.15

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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.