Home / 1,332,912.06-1,999,162.68-434,351.52

Finding the Fourth Proportional to 1,332,912.06, 1,999,162.68 and 434,351.52

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Solution

The fourth proportional to 1,332,912.06, 1,999,162.68 and 434,351.52 is: 651,460.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,912.06 : 1,999,162.68 = 434,351.52 : x
  2. Step 2: Convert to fraction form
    1,332,912.06/1,999,162.68 = 434,351.52/x
  3. Step 3: Cross multiply
    1,332,912.06x = 1,999,162.68 × 434,351.52
  4. Step 4: Simplify right side
    1,332,912.06x = 868,339,348,785.27
  5. Step 5: Solve for x
    x = 868,339,348,785.27/1,332,912.06
  6. Step 6: Final answer
    x = 651,460.34

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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.