Home / 1,891,966.75-2,836,262.18-693,609.21

Finding the Fourth Proportional to 1,891,966.75, 2,836,262.18 and 693,609.21

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Solution

The fourth proportional to 1,891,966.75, 2,836,262.18 and 693,609.21 is: 1,039,795.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891,966.75 : 2,836,262.18 = 693,609.21 : x
  2. Step 2: Convert to fraction form
    1,891,966.75/2,836,262.18 = 693,609.21/x
  3. Step 3: Cross multiply
    1,891,966.75x = 2,836,262.18 × 693,609.21
  4. Step 4: Simplify right side
    1,891,966.75x = 1,967,257,571,756.70
  5. Step 5: Solve for x
    x = 1,967,257,571,756.70/1,891,966.75
  6. Step 6: Final answer
    x = 1,039,795.00

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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.