Home / 2,159,723.20-3,239,584.80-1,451,934.40

Finding the Fourth Proportional to 2,159,723.20, 3,239,584.80 and 1,451,934.40

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Solution

The fourth proportional to 2,159,723.20, 3,239,584.80 and 1,451,934.40 is: 2,177,901.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,159,723.20 : 3,239,584.80 = 1,451,934.40 : x
  2. Step 2: Convert to fraction form
    2,159,723.20/3,239,584.80 = 1,451,934.40/x
  3. Step 3: Cross multiply
    2,159,723.20x = 3,239,584.80 × 1,451,934.40
  4. Step 4: Simplify right side
    2,159,723.20x = 4,703,664,612,837.12
  5. Step 5: Solve for x
    x = 4,703,664,612,837.12/2,159,723.20
  6. Step 6: Final answer
    x = 2,177,901.60

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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.