Home / 2,642,869.22-3,646,292.15-1,481,145.75

Finding the Fourth Proportional to 2,642,869.22, 3,646,292.15 and 1,481,145.75

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Solution

The fourth proportional to 2,642,869.22, 3,646,292.15 and 1,481,145.75 is: 2,043,495.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,642,869.22 : 3,646,292.15 = 1,481,145.75 : x
  2. Step 2: Convert to fraction form
    2,642,869.22/3,646,292.15 = 1,481,145.75/x
  3. Step 3: Cross multiply
    2,642,869.22x = 3,646,292.15 × 1,481,145.75
  4. Step 4: Simplify right side
    2,642,869.22x = 5,400,690,124,933.73
  5. Step 5: Solve for x
    x = 5,400,690,124,933.73/2,642,869.22
  6. Step 6: Final answer
    x = 2,043,495.04

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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.