Home / 2,992,901.70-4,489,352.55-2,195,740.20

Finding the Fourth Proportional to 2,992,901.70, 4,489,352.55 and 2,195,740.20

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Solution

The fourth proportional to 2,992,901.70, 4,489,352.55 and 2,195,740.20 is: 3,293,610.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,992,901.70 : 4,489,352.55 = 2,195,740.20 : x
  2. Step 2: Convert to fraction form
    2,992,901.70/4,489,352.55 = 2,195,740.20/x
  3. Step 3: Cross multiply
    2,992,901.70x = 4,489,352.55 × 2,195,740.20
  4. Step 4: Simplify right side
    2,992,901.70x = 9,857,451,866,007.51
  5. Step 5: Solve for x
    x = 9,857,451,866,007.51/2,992,901.70
  6. Step 6: Final answer
    x = 3,293,610.30

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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.