Home / 1,100,515.40-1,650,773.10-741,792.73

Finding the Fourth Proportional to 1,100,515.40, 1,650,773.10 and 741,792.73

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Solution

The fourth proportional to 1,100,515.40, 1,650,773.10 and 741,792.73 is: 1,112,689.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,515.40 : 1,650,773.10 = 741,792.73 : x
  2. Step 2: Convert to fraction form
    1,100,515.40/1,650,773.10 = 741,792.73/x
  3. Step 3: Cross multiply
    1,100,515.40x = 1,650,773.10 × 741,792.73
  4. Step 4: Simplify right side
    1,100,515.40x = 1,224,531,476,205.70
  5. Step 5: Solve for x
    x = 1,224,531,476,205.70/1,100,515.40
  6. Step 6: Final answer
    x = 1,112,689.09

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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.