Home / 1,122,251.39-1,548,706.89-612,954.98

Finding the Fourth Proportional to 1,122,251.39, 1,548,706.89 and 612,954.98

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Solution

The fourth proportional to 1,122,251.39, 1,548,706.89 and 612,954.98 is: 845,877.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,251.39 : 1,548,706.89 = 612,954.98 : x
  2. Step 2: Convert to fraction form
    1,122,251.39/1,548,706.89 = 612,954.98/x
  3. Step 3: Cross multiply
    1,122,251.39x = 1,548,706.89 × 612,954.98
  4. Step 4: Simplify right side
    1,122,251.39x = 949,287,600,785.81
  5. Step 5: Solve for x
    x = 949,287,600,785.81/1,122,251.39
  6. Step 6: Final answer
    x = 845,877.86

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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.