Home / 1,433,033.48-2,147,920.61-748,865.48

Finding the Fourth Proportional to 1,433,033.48, 2,147,920.61 and 748,865.48

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Solution

The fourth proportional to 1,433,033.48, 2,147,920.61 and 748,865.48 is: 1,122,446.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433,033.48 : 2,147,920.61 = 748,865.48 : x
  2. Step 2: Convert to fraction form
    1,433,033.48/2,147,920.61 = 748,865.48/x
  3. Step 3: Cross multiply
    1,433,033.48x = 2,147,920.61 × 748,865.48
  4. Step 4: Simplify right side
    1,433,033.48x = 1,608,503,589,742.10
  5. Step 5: Solve for x
    x = 1,608,503,589,742.10/1,433,033.48
  6. Step 6: Final answer
    x = 1,122,446.62

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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.