Home / 1,250,484.32-1,725,666-677,540

Finding the Fourth Proportional to 1,250,484.32, 1,725,666 and 677,540

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Solution

The fourth proportional to 1,250,484.32, 1,725,666 and 677,540 is: 935,003.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,484.32 : 1,725,666 = 677,540 : x
  2. Step 2: Convert to fraction form
    1,250,484.32/1,725,666 = 677,540/x
  3. Step 3: Cross multiply
    1,250,484.32x = 1,725,666 × 677,540
  4. Step 4: Simplify right side
    1,250,484.32x = 1,169,207,741,640
  5. Step 5: Solve for x
    x = 1,169,207,741,640/1,250,484.32
  6. Step 6: Final answer
    x = 935,003.92

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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.