Home / 1,190,628.72-1,785,947.94-292,076.28

Finding the Fourth Proportional to 1,190,628.72, 1,785,947.94 and 292,076.28

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Solution

The fourth proportional to 1,190,628.72, 1,785,947.94 and 292,076.28 is: 438,115.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,628.72 : 1,785,947.94 = 292,076.28 : x
  2. Step 2: Convert to fraction form
    1,190,628.72/1,785,947.94 = 292,076.28/x
  3. Step 3: Cross multiply
    1,190,628.72x = 1,785,947.94 × 292,076.28
  4. Step 4: Simplify right side
    1,190,628.72x = 521,633,030,588.86
  5. Step 5: Solve for x
    x = 521,633,030,588.86/1,190,628.72
  6. Step 6: Final answer
    x = 438,115.61

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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.