Home / 1,262,062.11-1,741,668.18-718,140.63

Finding the Fourth Proportional to 1,262,062.11, 1,741,668.18 and 718,140.63

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Solution

The fourth proportional to 1,262,062.11, 1,741,668.18 and 718,140.63 is: 991,046.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262,062.11 : 1,741,668.18 = 718,140.63 : x
  2. Step 2: Convert to fraction form
    1,262,062.11/1,741,668.18 = 718,140.63/x
  3. Step 3: Cross multiply
    1,262,062.11x = 1,741,668.18 × 718,140.63
  4. Step 4: Simplify right side
    1,262,062.11x = 1,250,762,684,036.15
  5. Step 5: Solve for x
    x = 1,250,762,684,036.15/1,262,062.11
  6. Step 6: Final answer
    x = 991,046.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.