Home / 3,448,665.79-4,758,801.48-2,123,879.92

Finding the Fourth Proportional to 3,448,665.79, 4,758,801.48 and 2,123,879.92

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Solution

The fourth proportional to 3,448,665.79, 4,758,801.48 and 2,123,879.92 is: 2,930,734.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448,665.79 : 4,758,801.48 = 2,123,879.92 : x
  2. Step 2: Convert to fraction form
    3,448,665.79/4,758,801.48 = 2,123,879.92/x
  3. Step 3: Cross multiply
    3,448,665.79x = 4,758,801.48 × 2,123,879.92
  4. Step 4: Simplify right side
    3,448,665.79x = 10,107,122,894,741.28
  5. Step 5: Solve for x
    x = 10,107,122,894,741.28/3,448,665.79
  6. Step 6: Final answer
    x = 2,930,734.24

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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.