Home / 1,196,876.24-1,793,763.18-486,078.56

Finding the Fourth Proportional to 1,196,876.24, 1,793,763.18 and 486,078.56

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Solution

The fourth proportional to 1,196,876.24, 1,793,763.18 and 486,078.56 is: 728,487.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,876.24 : 1,793,763.18 = 486,078.56 : x
  2. Step 2: Convert to fraction form
    1,196,876.24/1,793,763.18 = 486,078.56/x
  3. Step 3: Cross multiply
    1,196,876.24x = 1,793,763.18 × 486,078.56
  4. Step 4: Simplify right side
    1,196,876.24x = 871,909,823,515.42
  5. Step 5: Solve for x
    x = 871,909,823,515.42/1,196,876.24
  6. Step 6: Final answer
    x = 728,487.87

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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.