Home / 2,104,534.14-3,157,268.97-981,990.78

Finding the Fourth Proportional to 2,104,534.14, 3,157,268.97 and 981,990.78

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Solution

The fourth proportional to 2,104,534.14, 3,157,268.97 and 981,990.78 is: 1,473,204.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,104,534.14 : 3,157,268.97 = 981,990.78 : x
  2. Step 2: Convert to fraction form
    2,104,534.14/3,157,268.97 = 981,990.78/x
  3. Step 3: Cross multiply
    2,104,534.14x = 3,157,268.97 × 981,990.78
  4. Step 4: Simplify right side
    2,104,534.14x = 3,100,409,018,520.10
  5. Step 5: Solve for x
    x = 3,100,409,018,520.10/2,104,534.14
  6. Step 6: Final answer
    x = 1,473,204.43

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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.