Home / 3,085,963.90-4,260,710.90-1,926,176.80

Finding the Fourth Proportional to 3,085,963.90, 4,260,710.90 and 1,926,176.80

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Solution

The fourth proportional to 3,085,963.90, 4,260,710.90 and 1,926,176.80 is: 2,659,422.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,085,963.90 : 4,260,710.90 = 1,926,176.80 : x
  2. Step 2: Convert to fraction form
    3,085,963.90/4,260,710.90 = 1,926,176.80/x
  3. Step 3: Cross multiply
    3,085,963.90x = 4,260,710.90 × 1,926,176.80
  4. Step 4: Simplify right side
    3,085,963.90x = 8,206,882,487,087.12
  5. Step 5: Solve for x
    x = 8,206,882,487,087.12/3,085,963.90
  6. Step 6: Final answer
    x = 2,659,422.71

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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.