Home / 1,502,672.88-2,074,001.46-1,381,622.43

Finding the Fourth Proportional to 1,502,672.88, 2,074,001.46 and 1,381,622.43

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Solution

The fourth proportional to 1,502,672.88, 2,074,001.46 and 1,381,622.43 is: 1,906,926.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502,672.88 : 2,074,001.46 = 1,381,622.43 : x
  2. Step 2: Convert to fraction form
    1,502,672.88/2,074,001.46 = 1,381,622.43/x
  3. Step 3: Cross multiply
    1,502,672.88x = 2,074,001.46 × 1,381,622.43
  4. Step 4: Simplify right side
    1,502,672.88x = 2,865,486,936,988.75
  5. Step 5: Solve for x
    x = 2,865,486,936,988.75/1,502,672.88
  6. Step 6: Final answer
    x = 1,906,926.63

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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.