Home / 1,250,909.68-1,726,258.36-677,949.72

Finding the Fourth Proportional to 1,250,909.68, 1,726,258.36 and 677,949.72

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Solution

The fourth proportional to 1,250,909.68, 1,726,258.36 and 677,949.72 is: 935,572.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,909.68 : 1,726,258.36 = 677,949.72 : x
  2. Step 2: Convert to fraction form
    1,250,909.68/1,726,258.36 = 677,949.72/x
  3. Step 3: Cross multiply
    1,250,909.68x = 1,726,258.36 × 677,949.72
  4. Step 4: Simplify right side
    1,250,909.68x = 1,170,316,371,809.66
  5. Step 5: Solve for x
    x = 1,170,316,371,809.66/1,250,909.68
  6. Step 6: Final answer
    x = 935,572.24

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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.