Home / 3,940,597.84-5,910,896.70-1,812,471.88

Finding the Fourth Proportional to 3,940,597.84, 5,910,896.70 and 1,812,471.88

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Solution

The fourth proportional to 3,940,597.84, 5,910,896.70 and 1,812,471.88 is: 2,718,707.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,940,597.84 : 5,910,896.70 = 1,812,471.88 : x
  2. Step 2: Convert to fraction form
    3,940,597.84/5,910,896.70 = 1,812,471.88/x
  3. Step 3: Cross multiply
    3,940,597.84x = 5,910,896.70 × 1,812,471.88
  4. Step 4: Simplify right side
    3,940,597.84x = 10,713,334,054,334.79
  5. Step 5: Solve for x
    x = 10,713,334,054,334.79/3,940,597.84
  6. Step 6: Final answer
    x = 2,718,707.79

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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.