Home / 1,449,834.97-2,000,716.92-805,296.51

Finding the Fourth Proportional to 1,449,834.97, 2,000,716.92 and 805,296.51

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Solution

The fourth proportional to 1,449,834.97, 2,000,716.92 and 805,296.51 is: 1,111,278.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,834.97 : 2,000,716.92 = 805,296.51 : x
  2. Step 2: Convert to fraction form
    1,449,834.97/2,000,716.92 = 805,296.51/x
  3. Step 3: Cross multiply
    1,449,834.97x = 2,000,716.92 × 805,296.51
  4. Step 4: Simplify right side
    1,449,834.97x = 1,611,170,353,173.95
  5. Step 5: Solve for x
    x = 1,611,170,353,173.95/1,449,834.97
  6. Step 6: Final answer
    x = 1,111,278.45

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Why These Related Problems?

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