Home / 2,906,292.21-4,360,419.04-1,286,839.95

Finding the Fourth Proportional to 2,906,292.21, 4,360,419.04 and 1,286,839.95

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Solution

The fourth proportional to 2,906,292.21, 4,360,419.04 and 1,286,839.95 is: 1,930,694.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,906,292.21 : 4,360,419.04 = 1,286,839.95 : x
  2. Step 2: Convert to fraction form
    2,906,292.21/4,360,419.04 = 1,286,839.95/x
  3. Step 3: Cross multiply
    2,906,292.21x = 4,360,419.04 × 1,286,839.95
  4. Step 4: Simplify right side
    2,906,292.21x = 5,611,161,421,557.01
  5. Step 5: Solve for x
    x = 5,611,161,421,557.01/2,906,292.21
  6. Step 6: Final answer
    x = 1,930,694.17

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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.