Home / 3,842,075-5,302,115.34-2,123,235.56

Finding the Fourth Proportional to 3,842,075, 5,302,115.34 and 2,123,235.56

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Solution

The fourth proportional to 3,842,075, 5,302,115.34 and 2,123,235.56 is: 2,930,093.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,842,075 : 5,302,115.34 = 2,123,235.56 : x
  2. Step 2: Convert to fraction form
    3,842,075/5,302,115.34 = 2,123,235.56/x
  3. Step 3: Cross multiply
    3,842,075x = 5,302,115.34 × 2,123,235.56
  4. Step 4: Simplify right side
    3,842,075x = 11,257,639,833,109.49
  5. Step 5: Solve for x
    x = 11,257,639,833,109.49/3,842,075
  6. Step 6: Final answer
    x = 2,930,093.72

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Double scale
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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.