Home / 1,288,016.01-1,932,030.68-755,163.37

Finding the Fourth Proportional to 1,288,016.01, 1,932,030.68 and 755,163.37

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Solution

The fourth proportional to 1,288,016.01, 1,932,030.68 and 755,163.37 is: 1,132,748.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,288,016.01 : 1,932,030.68 = 755,163.37 : x
  2. Step 2: Convert to fraction form
    1,288,016.01/1,932,030.68 = 755,163.37/x
  3. Step 3: Cross multiply
    1,288,016.01x = 1,932,030.68 × 755,163.37
  4. Step 4: Simplify right side
    1,288,016.01x = 1,458,998,799,252.19
  5. Step 5: Solve for x
    x = 1,458,998,799,252.19/1,288,016.01
  6. Step 6: Final answer
    x = 1,132,748.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.