Home / 1,156,136.40-1,734,204.60-969,512.40

Finding the Fourth Proportional to 1,156,136.40, 1,734,204.60 and 969,512.40

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Solution

The fourth proportional to 1,156,136.40, 1,734,204.60 and 969,512.40 is: 1,454,268.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,136.40 : 1,734,204.60 = 969,512.40 : x
  2. Step 2: Convert to fraction form
    1,156,136.40/1,734,204.60 = 969,512.40/x
  3. Step 3: Cross multiply
    1,156,136.40x = 1,734,204.60 × 969,512.40
  4. Step 4: Simplify right side
    1,156,136.40x = 1,681,332,863,837.04
  5. Step 5: Solve for x
    x = 1,681,332,863,837.04/1,156,136.40
  6. Step 6: Final answer
    x = 1,454,268.60

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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.