Home / 1,185,371.80-1,635,796.56-676,082.68

Finding the Fourth Proportional to 1,185,371.80, 1,635,796.56 and 676,082.68

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Solution

The fourth proportional to 1,185,371.80, 1,635,796.56 and 676,082.68 is: 932,984.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,371.80 : 1,635,796.56 = 676,082.68 : x
  2. Step 2: Convert to fraction form
    1,185,371.80/1,635,796.56 = 676,082.68/x
  3. Step 3: Cross multiply
    1,185,371.80x = 1,635,796.56 × 676,082.68
  4. Step 4: Simplify right side
    1,185,371.80x = 1,105,933,722,219.58
  5. Step 5: Solve for x
    x = 1,105,933,722,219.58/1,185,371.80
  6. Step 6: Final answer
    x = 932,984.67

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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.