Home / 1,268,174.64-1,750,261.24-784,895.44

Finding the Fourth Proportional to 1,268,174.64, 1,750,261.24 and 784,895.44

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Solution

The fourth proportional to 1,268,174.64, 1,750,261.24 and 784,895.44 is: 1,083,267.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,174.64 : 1,750,261.24 = 784,895.44 : x
  2. Step 2: Convert to fraction form
    1,268,174.64/1,750,261.24 = 784,895.44/x
  3. Step 3: Cross multiply
    1,268,174.64x = 1,750,261.24 × 784,895.44
  4. Step 4: Simplify right side
    1,268,174.64x = 1,373,772,066,084.75
  5. Step 5: Solve for x
    x = 1,373,772,066,084.75/1,268,174.64
  6. Step 6: Final answer
    x = 1,083,267.26

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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.