Home / 2,827,977.50-3,902,576.14-1,538,795.68

Finding the Fourth Proportional to 2,827,977.50, 3,902,576.14 and 1,538,795.68

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Solution

The fourth proportional to 2,827,977.50, 3,902,576.14 and 1,538,795.68 is: 2,123,520.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,827,977.50 : 3,902,576.14 = 1,538,795.68 : x
  2. Step 2: Convert to fraction form
    2,827,977.50/3,902,576.14 = 1,538,795.68/x
  3. Step 3: Cross multiply
    2,827,977.50x = 3,902,576.14 × 1,538,795.68
  4. Step 4: Simplify right side
    2,827,977.50x = 6,005,267,305,103.08
  5. Step 5: Solve for x
    x = 6,005,267,305,103.08/2,827,977.50
  6. Step 6: Final answer
    x = 2,123,520.19

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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.