Home / 1,225,981.46-1,691,655.05-682,103.27

Finding the Fourth Proportional to 1,225,981.46, 1,691,655.05 and 682,103.27

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Solution

The fourth proportional to 1,225,981.46, 1,691,655.05 and 682,103.27 is: 941,191.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,981.46 : 1,691,655.05 = 682,103.27 : x
  2. Step 2: Convert to fraction form
    1,225,981.46/1,691,655.05 = 682,103.27/x
  3. Step 3: Cross multiply
    1,225,981.46x = 1,691,655.05 × 682,103.27
  4. Step 4: Simplify right side
    1,225,981.46x = 1,153,883,447,251.41
  5. Step 5: Solve for x
    x = 1,153,883,447,251.41/1,225,981.46
  6. Step 6: Final answer
    x = 941,191.59

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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.