Home / 1,999,933.49-2,759,887.53-1,082,142.41

Finding the Fourth Proportional to 1,999,933.49, 2,759,887.53 and 1,082,142.41

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Solution

The fourth proportional to 1,999,933.49, 2,759,887.53 and 1,082,142.41 is: 1,493,345.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,999,933.49 : 2,759,887.53 = 1,082,142.41 : x
  2. Step 2: Convert to fraction form
    1,999,933.49/2,759,887.53 = 1,082,142.41/x
  3. Step 3: Cross multiply
    1,999,933.49x = 2,759,887.53 × 1,082,142.41
  4. Step 4: Simplify right side
    1,999,933.49x = 2,986,591,329,243.71
  5. Step 5: Solve for x
    x = 2,986,591,329,243.71/1,999,933.49
  6. Step 6: Final answer
    x = 1,493,345.33

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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.