Home / 1,274,532.59-1,757,959.03-838,811.09

Finding the Fourth Proportional to 1,274,532.59, 1,757,959.03 and 838,811.09

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Solution

The fourth proportional to 1,274,532.59, 1,757,959.03 and 838,811.09 is: 1,156,969.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,532.59 : 1,757,959.03 = 838,811.09 : x
  2. Step 2: Convert to fraction form
    1,274,532.59/1,757,959.03 = 838,811.09/x
  3. Step 3: Cross multiply
    1,274,532.59x = 1,757,959.03 × 838,811.09
  4. Step 4: Simplify right side
    1,274,532.59x = 1,474,595,530,129.64
  5. Step 5: Solve for x
    x = 1,474,595,530,129.64/1,274,532.59
  6. Step 6: Final answer
    x = 1,156,969.65

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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.