Home / 3,261,662.16-4,890,561.36-986,496.90

Finding the Fourth Proportional to 3,261,662.16, 4,890,561.36 and 986,496.90

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Solution

The fourth proportional to 3,261,662.16, 4,890,561.36 and 986,496.90 is: 1,479,161.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261,662.16 : 4,890,561.36 = 986,496.90 : x
  2. Step 2: Convert to fraction form
    3,261,662.16/4,890,561.36 = 986,496.90/x
  3. Step 3: Cross multiply
    3,261,662.16x = 4,890,561.36 × 986,496.90
  4. Step 4: Simplify right side
    3,261,662.16x = 4,824,523,620,899.78
  5. Step 5: Solve for x
    x = 4,824,523,620,899.78/3,261,662.16
  6. Step 6: Final answer
    x = 1,479,161.05

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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.