Home / 995,170.93-1,490,568.36-822,434.97

Finding the Fourth Proportional to 995,170.93, 1,490,568.36 and 822,434.97

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Solution

The fourth proportional to 995,170.93, 1,490,568.36 and 822,434.97 is: 1,231,844.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,170.93 : 1,490,568.36 = 822,434.97 : x
  2. Step 2: Convert to fraction form
    995,170.93/1,490,568.36 = 822,434.97/x
  3. Step 3: Cross multiply
    995,170.93x = 1,490,568.36 × 822,434.97
  4. Step 4: Simplify right side
    995,170.93x = 1,225,895,544,439.55
  5. Step 5: Solve for x
    x = 1,225,895,544,439.55/995,170.93
  6. Step 6: Final answer
    x = 1,231,844.21

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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.