Home / 1,190,615.38-1,785,897.20-292,061.54

Finding the Fourth Proportional to 1,190,615.38, 1,785,897.20 and 292,061.54

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Solution

The fourth proportional to 1,190,615.38, 1,785,897.20 and 292,061.54 is: 438,085.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,615.38 : 1,785,897.20 = 292,061.54 : x
  2. Step 2: Convert to fraction form
    1,190,615.38/1,785,897.20 = 292,061.54/x
  3. Step 3: Cross multiply
    1,190,615.38x = 1,785,897.20 × 292,061.54
  4. Step 4: Simplify right side
    1,190,615.38x = 521,591,886,513.69
  5. Step 5: Solve for x
    x = 521,591,886,513.69/1,190,615.38
  6. Step 6: Final answer
    x = 438,085.96

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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.