Home / 2,109,367.44-2,910,925.80-1,142,497.44

Finding the Fourth Proportional to 2,109,367.44, 2,910,925.80 and 1,142,497.44

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Solution

The fourth proportional to 2,109,367.44, 2,910,925.80 and 1,142,497.44 is: 1,576,645.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,109,367.44 : 2,910,925.80 = 1,142,497.44 : x
  2. Step 2: Convert to fraction form
    2,109,367.44/2,910,925.80 = 1,142,497.44/x
  3. Step 3: Cross multiply
    2,109,367.44x = 2,910,925.80 × 1,142,497.44
  4. Step 4: Simplify right side
    2,109,367.44x = 3,325,725,274,529.95
  5. Step 5: Solve for x
    x = 3,325,725,274,529.95/2,109,367.44
  6. Step 6: Final answer
    x = 1,576,645.78

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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.