Home / 2,589,934.40-3,884,901.60-1,992,046.40

Finding the Fourth Proportional to 2,589,934.40, 3,884,901.60 and 1,992,046.40

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Solution

The fourth proportional to 2,589,934.40, 3,884,901.60 and 1,992,046.40 is: 2,988,069.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,589,934.40 : 3,884,901.60 = 1,992,046.40 : x
  2. Step 2: Convert to fraction form
    2,589,934.40/3,884,901.60 = 1,992,046.40/x
  3. Step 3: Cross multiply
    2,589,934.40x = 3,884,901.60 × 1,992,046.40
  4. Step 4: Simplify right side
    2,589,934.40x = 7,738,904,246,634.24
  5. Step 5: Solve for x
    x = 7,738,904,246,634.24/2,589,934.40
  6. Step 6: Final answer
    x = 2,988,069.60

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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.