Home / 1,527,685.76-2,292,928.96-818,514.56

Finding the Fourth Proportional to 1,527,685.76, 2,292,928.96 and 818,514.56

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Solution

The fourth proportional to 1,527,685.76, 2,292,928.96 and 818,514.56 is: 1,228,522.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,527,685.76 : 2,292,928.96 = 818,514.56 : x
  2. Step 2: Convert to fraction form
    1,527,685.76/2,292,928.96 = 818,514.56/x
  3. Step 3: Cross multiply
    1,527,685.76x = 2,292,928.96 × 818,514.56
  4. Step 4: Simplify right side
    1,527,685.76x = 1,876,795,738,805.66
  5. Step 5: Solve for x
    x = 1,876,795,738,805.66/1,527,685.76
  6. Step 6: Final answer
    x = 1,228,522.11

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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.