Home / 1,122,086.60-1,548,491.82-612,803.96

Finding the Fourth Proportional to 1,122,086.60, 1,548,491.82 and 612,803.96

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Solution

The fourth proportional to 1,122,086.60, 1,548,491.82 and 612,803.96 is: 845,676.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,086.60 : 1,548,491.82 = 612,803.96 : x
  2. Step 2: Convert to fraction form
    1,122,086.60/1,548,491.82 = 612,803.96/x
  3. Step 3: Cross multiply
    1,122,086.60x = 1,548,491.82 × 612,803.96
  4. Step 4: Simplify right side
    1,122,086.60x = 948,921,919,323.61
  5. Step 5: Solve for x
    x = 948,921,919,323.61/1,122,086.60
  6. Step 6: Final answer
    x = 845,676.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.