Home / 1,891,937.39-2,836,218.29-693,579.87

Finding the Fourth Proportional to 1,891,937.39, 2,836,218.29 and 693,579.87

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Solution

The fourth proportional to 1,891,937.39, 2,836,218.29 and 693,579.87 is: 1,039,751.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891,937.39 : 2,836,218.29 = 693,579.87 : x
  2. Step 2: Convert to fraction form
    1,891,937.39/2,836,218.29 = 693,579.87/x
  3. Step 3: Cross multiply
    1,891,937.39x = 2,836,218.29 × 693,579.87
  4. Step 4: Simplify right side
    1,891,937.39x = 1,967,143,909,401.92
  5. Step 5: Solve for x
    x = 1,967,143,909,401.92/1,891,937.39
  6. Step 6: Final answer
    x = 1,039,751.06

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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.