Home / 1,332,678.52-1,999,016.22-434,118.81

Finding the Fourth Proportional to 1,332,678.52, 1,999,016.22 and 434,118.81

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Solution

The fourth proportional to 1,332,678.52, 1,999,016.22 and 434,118.81 is: 651,177.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,678.52 : 1,999,016.22 = 434,118.81 : x
  2. Step 2: Convert to fraction form
    1,332,678.52/1,999,016.22 = 434,118.81/x
  3. Step 3: Cross multiply
    1,332,678.52x = 1,999,016.22 × 434,118.81
  4. Step 4: Simplify right side
    1,332,678.52x = 867,810,542,597.10
  5. Step 5: Solve for x
    x = 867,810,542,597.10/1,332,678.52
  6. Step 6: Final answer
    x = 651,177.71

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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.