Home / 1,268,094.56-1,750,149.52-784,815.20

Finding the Fourth Proportional to 1,268,094.56, 1,750,149.52 and 784,815.20

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Solution

The fourth proportional to 1,268,094.56, 1,750,149.52 and 784,815.20 is: 1,083,155.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,094.56 : 1,750,149.52 = 784,815.20 : x
  2. Step 2: Convert to fraction form
    1,268,094.56/1,750,149.52 = 784,815.20/x
  3. Step 3: Cross multiply
    1,268,094.56x = 1,750,149.52 × 784,815.20
  4. Step 4: Simplify right side
    1,268,094.56x = 1,373,543,945,568.70
  5. Step 5: Solve for x
    x = 1,373,543,945,568.70/1,268,094.56
  6. Step 6: Final answer
    x = 1,083,155.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.