Home / 3,790,841.69-5,231,284.45-2,071,974.51

Finding the Fourth Proportional to 3,790,841.69, 5,231,284.45 and 2,071,974.51

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Solution

The fourth proportional to 3,790,841.69, 5,231,284.45 and 2,071,974.51 is: 2,859,282.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,790,841.69 : 5,231,284.45 = 2,071,974.51 : x
  2. Step 2: Convert to fraction form
    3,790,841.69/5,231,284.45 = 2,071,974.51/x
  3. Step 3: Cross multiply
    3,790,841.69x = 5,231,284.45 × 2,071,974.51
  4. Step 4: Simplify right side
    3,790,841.69x = 10,839,088,029,779.43
  5. Step 5: Solve for x
    x = 10,839,088,029,779.43/3,790,841.69
  6. Step 6: Final answer
    x = 2,859,282.69

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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.