Home / 2,384,438.22-3,299,189.40-2,079,151.20

Finding the Fourth Proportional to 2,384,438.22, 3,299,189.40 and 2,079,151.20

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Solution

The fourth proportional to 2,384,438.22, 3,299,189.40 and 2,079,151.20 is: 2,876,783.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,384,438.22 : 3,299,189.40 = 2,079,151.20 : x
  2. Step 2: Convert to fraction form
    2,384,438.22/3,299,189.40 = 2,079,151.20/x
  3. Step 3: Cross multiply
    2,384,438.22x = 3,299,189.40 × 2,079,151.20
  4. Step 4: Simplify right side
    2,384,438.22x = 6,859,513,600,037.28
  5. Step 5: Solve for x
    x = 6,859,513,600,037.28/2,384,438.22
  6. Step 6: Final answer
    x = 2,876,783.95

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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.