Home / 4,189,138.52-5,781,016.56-2,378,302.52

Finding the Fourth Proportional to 4,189,138.52, 5,781,016.56 and 2,378,302.52

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Solution

The fourth proportional to 4,189,138.52, 5,781,016.56 and 2,378,302.52 is: 3,282,060.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,189,138.52 : 5,781,016.56 = 2,378,302.52 : x
  2. Step 2: Convert to fraction form
    4,189,138.52/5,781,016.56 = 2,378,302.52/x
  3. Step 3: Cross multiply
    4,189,138.52x = 5,781,016.56 × 2,378,302.52
  4. Step 4: Simplify right side
    4,189,138.52x = 13,749,006,252,809.73
  5. Step 5: Solve for x
    x = 13,749,006,252,809.73/4,189,138.52
  6. Step 6: Final answer
    x = 3,282,060.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.