Home / 2,771,858.37-4,157,936.60-878,747.43

Finding the Fourth Proportional to 2,771,858.37, 4,157,936.60 and 878,747.43

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Solution

The fourth proportional to 2,771,858.37, 4,157,936.60 and 878,747.43 is: 1,318,168.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,771,858.37 : 4,157,936.60 = 878,747.43 : x
  2. Step 2: Convert to fraction form
    2,771,858.37/4,157,936.60 = 878,747.43/x
  3. Step 3: Cross multiply
    2,771,858.37x = 4,157,936.60 × 878,747.43
  4. Step 4: Simplify right side
    2,771,858.37x = 3,653,776,096,959.20
  5. Step 5: Solve for x
    x = 3,653,776,096,959.20/2,771,858.37
  6. Step 6: Final answer
    x = 1,318,168.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.