Home / 2,189,350.40-3,282,470.40-991,846.40

Finding the Fourth Proportional to 2,189,350.40, 3,282,470.40 and 991,846.40

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Solution

The fourth proportional to 2,189,350.40, 3,282,470.40 and 991,846.40 is: 1,487,065.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,189,350.40 : 3,282,470.40 = 991,846.40 : x
  2. Step 2: Convert to fraction form
    2,189,350.40/3,282,470.40 = 991,846.40/x
  3. Step 3: Cross multiply
    2,189,350.40x = 3,282,470.40 × 991,846.40
  4. Step 4: Simplify right side
    2,189,350.40x = 3,255,706,449,346.56
  5. Step 5: Solve for x
    x = 3,255,706,449,346.56/2,189,350.40
  6. Step 6: Final answer
    x = 1,487,065.04

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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.