Home / 1,195,261.20-1,793,912.40-485,798.40

Finding the Fourth Proportional to 1,195,261.20, 1,793,912.40 and 485,798.40

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Solution

The fourth proportional to 1,195,261.20, 1,793,912.40 and 485,798.40 is: 729,112.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,261.20 : 1,793,912.40 = 485,798.40 : x
  2. Step 2: Convert to fraction form
    1,195,261.20/1,793,912.40 = 485,798.40/x
  3. Step 3: Cross multiply
    1,195,261.20x = 1,793,912.40 × 485,798.40
  4. Step 4: Simplify right side
    1,195,261.20x = 871,479,773,660.16
  5. Step 5: Solve for x
    x = 871,479,773,660.16/1,195,261.20
  6. Step 6: Final answer
    x = 729,112.41

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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.