Home / 2,055,770.05-2,836,928.31-1,137,979.78

Finding the Fourth Proportional to 2,055,770.05, 2,836,928.31 and 1,137,979.78

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Solution

The fourth proportional to 2,055,770.05, 2,836,928.31 and 1,137,979.78 is: 1,570,393.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,055,770.05 : 2,836,928.31 = 1,137,979.78 : x
  2. Step 2: Convert to fraction form
    2,055,770.05/2,836,928.31 = 1,137,979.78/x
  3. Step 3: Cross multiply
    2,055,770.05x = 2,836,928.31 × 1,137,979.78
  4. Step 4: Simplify right side
    2,055,770.05x = 3,228,367,054,089.57
  5. Step 5: Solve for x
    x = 3,228,367,054,089.57/2,055,770.05
  6. Step 6: Final answer
    x = 1,570,393.08

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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.