Home / 3,190,589.06-4,402,225.68-1,949,882.90

Finding the Fourth Proportional to 3,190,589.06, 4,402,225.68 and 1,949,882.90

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Solution

The fourth proportional to 3,190,589.06, 4,402,225.68 and 1,949,882.90 is: 2,690,357.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190,589.06 : 4,402,225.68 = 1,949,882.90 : x
  2. Step 2: Convert to fraction form
    3,190,589.06/4,402,225.68 = 1,949,882.90/x
  3. Step 3: Cross multiply
    3,190,589.06x = 4,402,225.68 × 1,949,882.90
  4. Step 4: Simplify right side
    3,190,589.06x = 8,583,824,575,372.87
  5. Step 5: Solve for x
    x = 8,583,824,575,372.87/3,190,589.06
  6. Step 6: Final answer
    x = 2,690,357.30

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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.