Home / 1,543,282.27-2,129,527.56-889,932.42

Finding the Fourth Proportional to 1,543,282.27, 2,129,527.56 and 889,932.42

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Solution

The fourth proportional to 1,543,282.27, 2,129,527.56 and 889,932.42 is: 1,227,990.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,543,282.27 : 2,129,527.56 = 889,932.42 : x
  2. Step 2: Convert to fraction form
    1,543,282.27/2,129,527.56 = 889,932.42/x
  3. Step 3: Cross multiply
    1,543,282.27x = 2,129,527.56 × 889,932.42
  4. Step 4: Simplify right side
    1,543,282.27x = 1,895,135,618,264.74
  5. Step 5: Solve for x
    x = 1,895,135,618,264.74/1,543,282.27
  6. Step 6: Final answer
    x = 1,227,990.28

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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.