Home / 1,336,661.28-1,844,422.08-763,738.56

Finding the Fourth Proportional to 1,336,661.28, 1,844,422.08 and 763,738.56

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Solution

The fourth proportional to 1,336,661.28, 1,844,422.08 and 763,738.56 is: 1,053,861.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,661.28 : 1,844,422.08 = 763,738.56 : x
  2. Step 2: Convert to fraction form
    1,336,661.28/1,844,422.08 = 763,738.56/x
  3. Step 3: Cross multiply
    1,336,661.28x = 1,844,422.08 × 763,738.56
  4. Step 4: Simplify right side
    1,336,661.28x = 1,408,656,263,411.41
  5. Step 5: Solve for x
    x = 1,408,656,263,411.41/1,336,661.28
  6. Step 6: Final answer
    x = 1,053,861.80

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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.