Home / 1,489,822.85-2,234,718.27-986,635.05

Finding the Fourth Proportional to 1,489,822.85, 2,234,718.27 and 986,635.05

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Solution

The fourth proportional to 1,489,822.85, 2,234,718.27 and 986,635.05 is: 1,479,941.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,822.85 : 2,234,718.27 = 986,635.05 : x
  2. Step 2: Convert to fraction form
    1,489,822.85/2,234,718.27 = 986,635.05/x
  3. Step 3: Cross multiply
    1,489,822.85x = 2,234,718.27 × 986,635.05
  4. Step 4: Simplify right side
    1,489,822.85x = 2,204,851,372,057.36
  5. Step 5: Solve for x
    x = 2,204,851,372,057.36/1,489,822.85
  6. Step 6: Final answer
    x = 1,479,941.98

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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.