Home / 3,388,870.18-4,675,471.80-2,165,891.58

Finding the Fourth Proportional to 3,388,870.18, 4,675,471.80 and 2,165,891.58

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Solution

The fourth proportional to 3,388,870.18, 4,675,471.80 and 2,165,891.58 is: 2,988,183.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,388,870.18 : 4,675,471.80 = 2,165,891.58 : x
  2. Step 2: Convert to fraction form
    3,388,870.18/4,675,471.80 = 2,165,891.58/x
  3. Step 3: Cross multiply
    3,388,870.18x = 4,675,471.80 × 2,165,891.58
  4. Step 4: Simplify right side
    3,388,870.18x = 10,126,564,988,966.47
  5. Step 5: Solve for x
    x = 10,126,564,988,966.47/3,388,870.18
  6. Step 6: Final answer
    x = 2,988,183.22

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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.