Home / 3,340,008.27-5,008,437.77-1,991,821.19

Finding the Fourth Proportional to 3,340,008.27, 5,008,437.77 and 1,991,821.19

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Solution

The fourth proportional to 3,340,008.27, 5,008,437.77 and 1,991,821.19 is: 2,986,792.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,340,008.27 : 5,008,437.77 = 1,991,821.19 : x
  2. Step 2: Convert to fraction form
    3,340,008.27/5,008,437.77 = 1,991,821.19/x
  3. Step 3: Cross multiply
    3,340,008.27x = 5,008,437.77 × 1,991,821.19
  4. Step 4: Simplify right side
    3,340,008.27x = 9,975,912,444,081.05
  5. Step 5: Solve for x
    x = 9,975,912,444,081.05/3,340,008.27
  6. Step 6: Final answer
    x = 2,986,792.74

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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.