Home / 2,891,908.90-3,990,834.73-1,602,832.51

Finding the Fourth Proportional to 2,891,908.90, 3,990,834.73 and 1,602,832.51

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Solution

The fourth proportional to 2,891,908.90, 3,990,834.73 and 1,602,832.51 is: 2,211,909.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,891,908.90 : 3,990,834.73 = 1,602,832.51 : x
  2. Step 2: Convert to fraction form
    2,891,908.90/3,990,834.73 = 1,602,832.51/x
  3. Step 3: Cross multiply
    2,891,908.90x = 3,990,834.73 × 1,602,832.51
  4. Step 4: Simplify right side
    2,891,908.90x = 6,396,639,647,281.07
  5. Step 5: Solve for x
    x = 6,396,639,647,281.07/2,891,908.90
  6. Step 6: Final answer
    x = 2,211,909.11

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.