Home / 3,907,395.92-5,857,963.20-1,857,026.72

Finding the Fourth Proportional to 3,907,395.92, 5,857,963.20 and 1,857,026.72

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Solution

The fourth proportional to 3,907,395.92, 5,857,963.20 and 1,857,026.72 is: 2,784,052.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,907,395.92 : 5,857,963.20 = 1,857,026.72 : x
  2. Step 2: Convert to fraction form
    3,907,395.92/5,857,963.20 = 1,857,026.72/x
  3. Step 3: Cross multiply
    3,907,395.92x = 5,857,963.20 × 1,857,026.72
  4. Step 4: Simplify right side
    3,907,395.92x = 10,878,394,187,176.71
  5. Step 5: Solve for x
    x = 10,878,394,187,176.71/3,907,395.92
  6. Step 6: Final answer
    x = 2,784,052.19

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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.