Home / 2,107,340.70-3,161,006.39-1,628,264.58

Finding the Fourth Proportional to 2,107,340.70, 3,161,006.39 and 1,628,264.58

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Solution

The fourth proportional to 2,107,340.70, 3,161,006.39 and 1,628,264.58 is: 2,442,393.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,340.70 : 3,161,006.39 = 1,628,264.58 : x
  2. Step 2: Convert to fraction form
    2,107,340.70/3,161,006.39 = 1,628,264.58/x
  3. Step 3: Cross multiply
    2,107,340.70x = 3,161,006.39 × 1,628,264.58
  4. Step 4: Simplify right side
    2,107,340.70x = 5,146,954,741,990.67
  5. Step 5: Solve for x
    x = 5,146,954,741,990.67/2,107,340.70
  6. Step 6: Final answer
    x = 2,442,393.27

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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.