Home / 1,274,517.56-1,758,880.63-693,712.61

Finding the Fourth Proportional to 1,274,517.56, 1,758,880.63 and 693,712.61

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Solution

The fourth proportional to 1,274,517.56, 1,758,880.63 and 693,712.61 is: 957,348.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,517.56 : 1,758,880.63 = 693,712.61 : x
  2. Step 2: Convert to fraction form
    1,274,517.56/1,758,880.63 = 693,712.61/x
  3. Step 3: Cross multiply
    1,274,517.56x = 1,758,880.63 × 693,712.61
  4. Step 4: Simplify right side
    1,274,517.56x = 1,220,157,672,515.74
  5. Step 5: Solve for x
    x = 1,220,157,672,515.74/1,274,517.56
  6. Step 6: Final answer
    x = 957,348.66

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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.