Home / 1,166,193.17-1,749,289.77-667,207.25

Finding the Fourth Proportional to 1,166,193.17, 1,749,289.77 and 667,207.25

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Solution

The fourth proportional to 1,166,193.17, 1,749,289.77 and 667,207.25 is: 1,000,810.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,193.17 : 1,749,289.77 = 667,207.25 : x
  2. Step 2: Convert to fraction form
    1,166,193.17/1,749,289.77 = 667,207.25/x
  3. Step 3: Cross multiply
    1,166,193.17x = 1,749,289.77 × 667,207.25
  4. Step 4: Simplify right side
    1,166,193.17x = 1,167,138,816,894.83
  5. Step 5: Solve for x
    x = 1,167,138,816,894.83/1,166,193.17
  6. Step 6: Final answer
    x = 1,000,810.88

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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.