Home / 1,274,240.22-1,758,491.37-722,979.15

Finding the Fourth Proportional to 1,274,240.22, 1,758,491.37 and 722,979.15

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Solution

The fourth proportional to 1,274,240.22, 1,758,491.37 and 722,979.15 is: 997,733.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,240.22 : 1,758,491.37 = 722,979.15 : x
  2. Step 2: Convert to fraction form
    1,274,240.22/1,758,491.37 = 722,979.15/x
  3. Step 3: Cross multiply
    1,274,240.22x = 1,758,491.37 × 722,979.15
  4. Step 4: Simplify right side
    1,274,240.22x = 1,271,352,595,964.94
  5. Step 5: Solve for x
    x = 1,271,352,595,964.94/1,274,240.22
  6. Step 6: Final answer
    x = 997,733.85

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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.