Home / 1,254,418.92-1,731,099.60-681,459.48

Finding the Fourth Proportional to 1,254,418.92, 1,731,099.60 and 681,459.48

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Solution

The fourth proportional to 1,254,418.92, 1,731,099.60 and 681,459.48 is: 940,414.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,418.92 : 1,731,099.60 = 681,459.48 : x
  2. Step 2: Convert to fraction form
    1,254,418.92/1,731,099.60 = 681,459.48/x
  3. Step 3: Cross multiply
    1,254,418.92x = 1,731,099.60 × 681,459.48
  4. Step 4: Simplify right side
    1,254,418.92x = 1,179,674,233,244.21
  5. Step 5: Solve for x
    x = 1,179,674,233,244.21/1,254,418.92
  6. Step 6: Final answer
    x = 940,414.89

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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.