Home / 3,846,320.20-5,761,607.10-1,954,127.80

Finding the Fourth Proportional to 3,846,320.20, 5,761,607.10 and 1,954,127.80

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Solution

The fourth proportional to 3,846,320.20, 5,761,607.10 and 1,954,127.80 is: 2,927,191.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,846,320.20 : 5,761,607.10 = 1,954,127.80 : x
  2. Step 2: Convert to fraction form
    3,846,320.20/5,761,607.10 = 1,954,127.80/x
  3. Step 3: Cross multiply
    3,846,320.20x = 5,761,607.10 × 1,954,127.80
  4. Step 4: Simplify right side
    3,846,320.20x = 11,258,916,606,787.38
  5. Step 5: Solve for x
    x = 11,258,916,606,787.38/3,846,320.20
  6. Step 6: Final answer
    x = 2,927,191.71

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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.