Home / 1,156,273.60-1,734,410.40-731,120.80

Finding the Fourth Proportional to 1,156,273.60, 1,734,410.40 and 731,120.80

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Solution

The fourth proportional to 1,156,273.60, 1,734,410.40 and 731,120.80 is: 1,096,681.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,273.60 : 1,734,410.40 = 731,120.80 : x
  2. Step 2: Convert to fraction form
    1,156,273.60/1,734,410.40 = 731,120.80/x
  3. Step 3: Cross multiply
    1,156,273.60x = 1,734,410.40 × 731,120.80
  4. Step 4: Simplify right side
    1,156,273.60x = 1,268,063,519,176.32
  5. Step 5: Solve for x
    x = 1,268,063,519,176.32/1,156,273.60
  6. Step 6: Final answer
    x = 1,096,681.20

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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.