Home / 1,891,578.80-2,838,881.32-993,550.14

Finding the Fourth Proportional to 1,891,578.80, 2,838,881.32 and 993,550.14

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Solution

The fourth proportional to 1,891,578.80, 2,838,881.32 and 993,550.14 is: 1,491,119.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891,578.80 : 2,838,881.32 = 993,550.14 : x
  2. Step 2: Convert to fraction form
    1,891,578.80/2,838,881.32 = 993,550.14/x
  3. Step 3: Cross multiply
    1,891,578.80x = 2,838,881.32 × 993,550.14
  4. Step 4: Simplify right side
    1,891,578.80x = 2,820,570,932,929.39
  5. Step 5: Solve for x
    x = 2,820,570,932,929.39/1,891,578.80
  6. Step 6: Final answer
    x = 1,491,119.97

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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.