Home / 2,080,471.20-3,118,978.80-883,312.80

Finding the Fourth Proportional to 2,080,471.20, 3,118,978.80 and 883,312.80

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Solution

The fourth proportional to 2,080,471.20, 3,118,978.80 and 883,312.80 is: 1,324,235.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,471.20 : 3,118,978.80 = 883,312.80 : x
  2. Step 2: Convert to fraction form
    2,080,471.20/3,118,978.80 = 883,312.80/x
  3. Step 3: Cross multiply
    2,080,471.20x = 3,118,978.80 × 883,312.80
  4. Step 4: Simplify right side
    2,080,471.20x = 2,755,033,896,968.64
  5. Step 5: Solve for x
    x = 2,755,033,896,968.64/2,080,471.20
  6. Step 6: Final answer
    x = 1,324,235.54

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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.