Home / 1,270,971.38-1,906,472.48-372,431.34

Finding the Fourth Proportional to 1,270,971.38, 1,906,472.48 and 372,431.34

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Solution

The fourth proportional to 1,270,971.38, 1,906,472.48 and 372,431.34 is: 558,651.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,971.38 : 1,906,472.48 = 372,431.34 : x
  2. Step 2: Convert to fraction form
    1,270,971.38/1,906,472.48 = 372,431.34/x
  3. Step 3: Cross multiply
    1,270,971.38x = 1,906,472.48 × 372,431.34
  4. Step 4: Simplify right side
    1,270,971.38x = 710,030,098,537.37
  5. Step 5: Solve for x
    x = 710,030,098,537.37/1,270,971.38
  6. Step 6: Final answer
    x = 558,651.52

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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.