Home / 3,889,450.32-5,367,300.77-2,147,082.30

Finding the Fourth Proportional to 3,889,450.32, 5,367,300.77 and 2,147,082.30

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Solution

The fourth proportional to 3,889,450.32, 5,367,300.77 and 2,147,082.30 is: 2,962,895.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,889,450.32 : 5,367,300.77 = 2,147,082.30 : x
  2. Step 2: Convert to fraction form
    3,889,450.32/5,367,300.77 = 2,147,082.30/x
  3. Step 3: Cross multiply
    3,889,450.32x = 5,367,300.77 × 2,147,082.30
  4. Step 4: Simplify right side
    3,889,450.32x = 11,524,036,482,043.37
  5. Step 5: Solve for x
    x = 11,524,036,482,043.37/3,889,450.32
  6. Step 6: Final answer
    x = 2,962,895.92

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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.