Home / 2,868,654.29-3,958,757.35-1,645,005.92

Finding the Fourth Proportional to 2,868,654.29, 3,958,757.35 and 1,645,005.92

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Solution

The fourth proportional to 2,868,654.29, 3,958,757.35 and 1,645,005.92 is: 2,270,116.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,868,654.29 : 3,958,757.35 = 1,645,005.92 : x
  2. Step 2: Convert to fraction form
    2,868,654.29/3,958,757.35 = 1,645,005.92/x
  3. Step 3: Cross multiply
    2,868,654.29x = 3,958,757.35 × 1,645,005.92
  4. Step 4: Simplify right side
    2,868,654.29x = 6,512,179,252,687.21
  5. Step 5: Solve for x
    x = 6,512,179,252,687.21/2,868,654.29
  6. Step 6: Final answer
    x = 2,270,116.44

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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.