Home / 1,127,822.44-1,691,833.13-318,213.94

Finding the Fourth Proportional to 1,127,822.44, 1,691,833.13 and 318,213.94

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Solution

The fourth proportional to 1,127,822.44, 1,691,833.13 and 318,213.94 is: 477,348.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,822.44 : 1,691,833.13 = 318,213.94 : x
  2. Step 2: Convert to fraction form
    1,127,822.44/1,691,833.13 = 318,213.94/x
  3. Step 3: Cross multiply
    1,127,822.44x = 1,691,833.13 × 318,213.94
  4. Step 4: Simplify right side
    1,127,822.44x = 538,364,886,119.83
  5. Step 5: Solve for x
    x = 538,364,886,119.83/1,127,822.44
  6. Step 6: Final answer
    x = 477,348.98

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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.