Home / 1,254,841.07-1,731,679.36-681,879.87

Finding the Fourth Proportional to 1,254,841.07, 1,731,679.36 and 681,879.87

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Solution

The fourth proportional to 1,254,841.07, 1,731,679.36 and 681,879.87 is: 940,993.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,841.07 : 1,731,679.36 = 681,879.87 : x
  2. Step 2: Convert to fraction form
    1,254,841.07/1,731,679.36 = 681,879.87/x
  3. Step 3: Cross multiply
    1,254,841.07x = 1,731,679.36 × 681,879.87
  4. Step 4: Simplify right side
    1,254,841.07x = 1,180,797,295,173.78
  5. Step 5: Solve for x
    x = 1,180,797,295,173.78/1,254,841.07
  6. Step 6: Final answer
    x = 940,993.51

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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.