Home / 1,270,977.38-1,906,481.46-372,437.34

Finding the Fourth Proportional to 1,270,977.38, 1,906,481.46 and 372,437.34

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Solution

The fourth proportional to 1,270,977.38, 1,906,481.46 and 372,437.34 is: 558,660.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,977.38 : 1,906,481.46 = 372,437.34 : x
  2. Step 2: Convert to fraction form
    1,270,977.38/1,906,481.46 = 372,437.34/x
  3. Step 3: Cross multiply
    1,270,977.38x = 1,906,481.46 × 372,437.34
  4. Step 4: Simplify right side
    1,270,977.38x = 710,044,886,598.05
  5. Step 5: Solve for x
    x = 710,044,886,598.05/1,270,977.38
  6. Step 6: Final answer
    x = 558,660.52

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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.