Home / 1,167,981.66-1,749,700.17-767,405.34

Finding the Fourth Proportional to 1,167,981.66, 1,749,700.17 and 767,405.34

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Solution

The fourth proportional to 1,167,981.66, 1,749,700.17 and 767,405.34 is: 1,149,615.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,981.66 : 1,749,700.17 = 767,405.34 : x
  2. Step 2: Convert to fraction form
    1,167,981.66/1,749,700.17 = 767,405.34/x
  3. Step 3: Cross multiply
    1,167,981.66x = 1,749,700.17 × 767,405.34
  4. Step 4: Simplify right side
    1,167,981.66x = 1,342,729,253,856.91
  5. Step 5: Solve for x
    x = 1,342,729,253,856.91/1,167,981.66
  6. Step 6: Final answer
    x = 1,149,615.02

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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.