Home / 3,935,020.64-5,904,246.33-1,378,069.88

Finding the Fourth Proportional to 3,935,020.64, 5,904,246.33 and 1,378,069.88

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Solution

The fourth proportional to 3,935,020.64, 5,904,246.33 and 1,378,069.88 is: 2,067,705.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,935,020.64 : 5,904,246.33 = 1,378,069.88 : x
  2. Step 2: Convert to fraction form
    3,935,020.64/5,904,246.33 = 1,378,069.88/x
  3. Step 3: Cross multiply
    3,935,020.64x = 5,904,246.33 × 1,378,069.88
  4. Step 4: Simplify right side
    3,935,020.64x = 8,136,464,001,952.31
  5. Step 5: Solve for x
    x = 8,136,464,001,952.31/3,935,020.64
  6. Step 6: Final answer
    x = 2,067,705.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.