Home / 3,850,662.31-5,313,877.63-2,218,470.19

Finding the Fourth Proportional to 3,850,662.31, 5,313,877.63 and 2,218,470.19

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Solution

The fourth proportional to 3,850,662.31, 5,313,877.63 and 2,218,470.19 is: 3,061,467.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,850,662.31 : 5,313,877.63 = 2,218,470.19 : x
  2. Step 2: Convert to fraction form
    3,850,662.31/5,313,877.63 = 2,218,470.19/x
  3. Step 3: Cross multiply
    3,850,662.31x = 5,313,877.63 × 2,218,470.19
  4. Step 4: Simplify right side
    3,850,662.31x = 11,788,679,115,462.85
  5. Step 5: Solve for x
    x = 11,788,679,115,462.85/3,850,662.31
  6. Step 6: Final answer
    x = 3,061,467.92

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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.