Home / 1,232,711.28-1,701,109-688,851.56

Finding the Fourth Proportional to 1,232,711.28, 1,701,109 and 688,851.56

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Solution

The fourth proportional to 1,232,711.28, 1,701,109 and 688,851.56 is: 950,596.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,711.28 : 1,701,109 = 688,851.56 : x
  2. Step 2: Convert to fraction form
    1,232,711.28/1,701,109 = 688,851.56/x
  3. Step 3: Cross multiply
    1,232,711.28x = 1,701,109 × 688,851.56
  4. Step 4: Simplify right side
    1,232,711.28x = 1,171,811,588,380.04
  5. Step 5: Solve for x
    x = 1,171,811,588,380.04/1,232,711.28
  6. Step 6: Final answer
    x = 950,596.95

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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.