Home / 1,489,879.68-2,056,080.60-845,327.04

Finding the Fourth Proportional to 1,489,879.68, 2,056,080.60 and 845,327.04

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Solution

The fourth proportional to 1,489,879.68, 2,056,080.60 and 845,327.04 is: 1,166,577.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,879.68 : 2,056,080.60 = 845,327.04 : x
  2. Step 2: Convert to fraction form
    1,489,879.68/2,056,080.60 = 845,327.04/x
  3. Step 3: Cross multiply
    1,489,879.68x = 2,056,080.60 × 845,327.04
  4. Step 4: Simplify right side
    1,489,879.68x = 1,738,060,527,599.42
  5. Step 5: Solve for x
    x = 1,738,060,527,599.42/1,489,879.68
  6. Step 6: Final answer
    x = 1,166,577.78

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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.