Home / 1,819,503.81-2,729,218.41-808,351.65

Finding the Fourth Proportional to 1,819,503.81, 2,729,218.41 and 808,351.65

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Solution

The fourth proportional to 1,819,503.81, 2,729,218.41 and 808,351.65 is: 1,212,510.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819,503.81 : 2,729,218.41 = 808,351.65 : x
  2. Step 2: Convert to fraction form
    1,819,503.81/2,729,218.41 = 808,351.65/x
  3. Step 3: Cross multiply
    1,819,503.81x = 2,729,218.41 × 808,351.65
  4. Step 4: Simplify right side
    1,819,503.81x = 2,206,168,204,933.88
  5. Step 5: Solve for x
    x = 2,206,168,204,933.88/1,819,503.81
  6. Step 6: Final answer
    x = 1,212,510.90

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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.