Home / 1,250,865.70-1,726,200.86-677,905.88

Finding the Fourth Proportional to 1,250,865.70, 1,726,200.86 and 677,905.88

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Solution

The fourth proportional to 1,250,865.70, 1,726,200.86 and 677,905.88 is: 935,513.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,865.70 : 1,726,200.86 = 677,905.88 : x
  2. Step 2: Convert to fraction form
    1,250,865.70/1,726,200.86 = 677,905.88/x
  3. Step 3: Cross multiply
    1,250,865.70x = 1,726,200.86 × 677,905.88
  4. Step 4: Simplify right side
    1,250,865.70x = 1,170,201,701,034.52
  5. Step 5: Solve for x
    x = 1,170,201,701,034.52/1,250,865.70
  6. Step 6: Final answer
    x = 935,513.46

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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.