Home / 3,200,494.68-4,416,759.36-1,823,808.78

Finding the Fourth Proportional to 3,200,494.68, 4,416,759.36 and 1,823,808.78

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Solution

The fourth proportional to 3,200,494.68, 4,416,759.36 and 1,823,808.78 is: 2,516,899.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,200,494.68 : 4,416,759.36 = 1,823,808.78 : x
  2. Step 2: Convert to fraction form
    3,200,494.68/4,416,759.36 = 1,823,808.78/x
  3. Step 3: Cross multiply
    3,200,494.68x = 4,416,759.36 × 1,823,808.78
  4. Step 4: Simplify right side
    3,200,494.68x = 8,055,324,499,915.18
  5. Step 5: Solve for x
    x = 8,055,324,499,915.18/3,200,494.68
  6. Step 6: Final answer
    x = 2,516,899.82

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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.