Home / 3,679,771.92-5,075,932.86-2,391,470.34

Finding the Fourth Proportional to 3,679,771.92, 5,075,932.86 and 2,391,470.34

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Solution

The fourth proportional to 3,679,771.92, 5,075,932.86 and 2,391,470.34 is: 3,298,830.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,679,771.92 : 5,075,932.86 = 2,391,470.34 : x
  2. Step 2: Convert to fraction form
    3,679,771.92/5,075,932.86 = 2,391,470.34/x
  3. Step 3: Cross multiply
    3,679,771.92x = 5,075,932.86 × 2,391,470.34
  4. Step 4: Simplify right side
    3,679,771.92x = 12,138,942,882,521.37
  5. Step 5: Solve for x
    x = 12,138,942,882,521.37/3,679,771.92
  6. Step 6: Final answer
    x = 3,298,830.24

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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.