Home / 1,180,853.28-1,629,299.34-875,635.56

Finding the Fourth Proportional to 1,180,853.28, 1,629,299.34 and 875,635.56

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Solution

The fourth proportional to 1,180,853.28, 1,629,299.34 and 875,635.56 is: 1,208,170.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,853.28 : 1,629,299.34 = 875,635.56 : x
  2. Step 2: Convert to fraction form
    1,180,853.28/1,629,299.34 = 875,635.56/x
  3. Step 3: Cross multiply
    1,180,853.28x = 1,629,299.34 × 875,635.56
  4. Step 4: Simplify right side
    1,180,853.28x = 1,426,672,439,988.53
  5. Step 5: Solve for x
    x = 1,426,672,439,988.53/1,180,853.28
  6. Step 6: Final answer
    x = 1,208,170.79

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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.