Home / 1,299,708.59-1,794,143.72-790,587.95

Finding the Fourth Proportional to 1,299,708.59, 1,794,143.72 and 790,587.95

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Solution

The fourth proportional to 1,299,708.59, 1,794,143.72 and 790,587.95 is: 1,091,343.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,708.59 : 1,794,143.72 = 790,587.95 : x
  2. Step 2: Convert to fraction form
    1,299,708.59/1,794,143.72 = 790,587.95/x
  3. Step 3: Cross multiply
    1,299,708.59x = 1,794,143.72 × 790,587.95
  4. Step 4: Simplify right side
    1,299,708.59x = 1,418,428,398,605.93
  5. Step 5: Solve for x
    x = 1,418,428,398,605.93/1,299,708.59
  6. Step 6: Final answer
    x = 1,091,343.41

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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.