Home / 3,530,945.09-5,289,732.71-2,087,306.39

Finding the Fourth Proportional to 3,530,945.09, 5,289,732.71 and 2,087,306.39

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Solution

The fourth proportional to 3,530,945.09, 5,289,732.71 and 2,087,306.39 is: 3,127,007.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530,945.09 : 5,289,732.71 = 2,087,306.39 : x
  2. Step 2: Convert to fraction form
    3,530,945.09/5,289,732.71 = 2,087,306.39/x
  3. Step 3: Cross multiply
    3,530,945.09x = 5,289,732.71 × 2,087,306.39
  4. Step 4: Simplify right side
    3,530,945.09x = 11,041,292,876,538.48
  5. Step 5: Solve for x
    x = 11,041,292,876,538.48/3,530,945.09
  6. Step 6: Final answer
    x = 3,127,007.81

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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.