Home / 1,502,669.88-2,073,997.31-1,381,619.43

Finding the Fourth Proportional to 1,502,669.88, 2,073,997.31 and 1,381,619.43

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Solution

The fourth proportional to 1,502,669.88, 2,073,997.31 and 1,381,619.43 is: 1,906,922.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502,669.88 : 2,073,997.31 = 1,381,619.43 : x
  2. Step 2: Convert to fraction form
    1,502,669.88/2,073,997.31 = 1,381,619.43/x
  3. Step 3: Cross multiply
    1,502,669.88x = 2,073,997.31 × 1,381,619.43
  4. Step 4: Simplify right side
    1,502,669.88x = 2,865,474,974,355.64
  5. Step 5: Solve for x
    x = 2,865,474,974,355.64/1,502,669.88
  6. Step 6: Final answer
    x = 1,906,922.48

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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.