Home / 1,166,189.17-1,749,283.77-667,203.25

Finding the Fourth Proportional to 1,166,189.17, 1,749,283.77 and 667,203.25

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Solution

The fourth proportional to 1,166,189.17, 1,749,283.77 and 667,203.25 is: 1,000,804.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,189.17 : 1,749,283.77 = 667,203.25 : x
  2. Step 2: Convert to fraction form
    1,166,189.17/1,749,283.77 = 667,203.25/x
  3. Step 3: Cross multiply
    1,166,189.17x = 1,749,283.77 × 667,203.25
  4. Step 4: Simplify right side
    1,166,189.17x = 1,167,127,816,516.25
  5. Step 5: Solve for x
    x = 1,167,127,816,516.25/1,166,189.17
  6. Step 6: Final answer
    x = 1,000,804.88

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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.