Home / 1,649,584.50-2,275,617.71-1,431,487.14

Finding the Fourth Proportional to 1,649,584.50, 2,275,617.71 and 1,431,487.14

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Solution

The fourth proportional to 1,649,584.50, 2,275,617.71 and 1,431,487.14 is: 1,974,750.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,649,584.50 : 2,275,617.71 = 1,431,487.14 : x
  2. Step 2: Convert to fraction form
    1,649,584.50/2,275,617.71 = 1,431,487.14/x
  3. Step 3: Cross multiply
    1,649,584.50x = 2,275,617.71 × 1,431,487.14
  4. Step 4: Simplify right side
    1,649,584.50x = 3,257,517,490,999.97
  5. Step 5: Solve for x
    x = 3,257,517,490,999.97/1,649,584.50
  6. Step 6: Final answer
    x = 1,974,750.30

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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.