Home / 1,122,250.39-1,548,705.51-612,953.98

Finding the Fourth Proportional to 1,122,250.39, 1,548,705.51 and 612,953.98

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Solution

The fourth proportional to 1,122,250.39, 1,548,705.51 and 612,953.98 is: 845,876.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,250.39 : 1,548,705.51 = 612,953.98 : x
  2. Step 2: Convert to fraction form
    1,122,250.39/1,548,705.51 = 612,953.98/x
  3. Step 3: Cross multiply
    1,122,250.39x = 1,548,705.51 × 612,953.98
  4. Step 4: Simplify right side
    1,122,250.39x = 949,285,206,202.43
  5. Step 5: Solve for x
    x = 949,285,206,202.43/1,122,250.39
  6. Step 6: Final answer
    x = 845,876.48

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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.