Home / 1,250,819.40-1,726,132.26-677,859.57

Finding the Fourth Proportional to 1,250,819.40, 1,726,132.26 and 677,859.57

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Solution

The fourth proportional to 1,250,819.40, 1,726,132.26 and 677,859.57 is: 935,447.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,819.40 : 1,726,132.26 = 677,859.57 : x
  2. Step 2: Convert to fraction form
    1,250,819.40/1,726,132.26 = 677,859.57/x
  3. Step 3: Cross multiply
    1,250,819.40x = 1,726,132.26 × 677,859.57
  4. Step 4: Simplify right side
    1,250,819.40x = 1,170,075,271,526.73
  5. Step 5: Solve for x
    x = 1,170,075,271,526.73/1,250,819.40
  6. Step 6: Final answer
    x = 935,447.01

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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.