Home / 2,428,476.80-3,639,604.80-1,864,716.80

Finding the Fourth Proportional to 2,428,476.80, 3,639,604.80 and 1,864,716.80

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Solution

The fourth proportional to 2,428,476.80, 3,639,604.80 and 1,864,716.80 is: 2,794,686.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,428,476.80 : 3,639,604.80 = 1,864,716.80 : x
  2. Step 2: Convert to fraction form
    2,428,476.80/3,639,604.80 = 1,864,716.80/x
  3. Step 3: Cross multiply
    2,428,476.80x = 3,639,604.80 × 1,864,716.80
  4. Step 4: Simplify right side
    2,428,476.80x = 6,786,832,215,920.64
  5. Step 5: Solve for x
    x = 6,786,832,215,920.64/2,428,476.80
  6. Step 6: Final answer
    x = 2,794,686.87

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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.