Home / 1,999,344.31-2,759,086.77-1,081,571.18

Finding the Fourth Proportional to 1,999,344.31, 2,759,086.77 and 1,081,571.18

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Solution

The fourth proportional to 1,999,344.31, 2,759,086.77 and 1,081,571.18 is: 1,492,563.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,999,344.31 : 2,759,086.77 = 1,081,571.18 : x
  2. Step 2: Convert to fraction form
    1,999,344.31/2,759,086.77 = 1,081,571.18/x
  3. Step 3: Cross multiply
    1,999,344.31x = 2,759,086.77 × 1,081,571.18
  4. Step 4: Simplify right side
    1,999,344.31x = 2,984,148,729,357.50
  5. Step 5: Solve for x
    x = 2,984,148,729,357.50/1,999,344.31
  6. Step 6: Final answer
    x = 1,492,563.69

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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.