Home / 1,999,028.88-2,998,540.89-651,189.29

Finding the Fourth Proportional to 1,999,028.88, 2,998,540.89 and 651,189.29

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Solution

The fourth proportional to 1,999,028.88, 2,998,540.89 and 651,189.29 is: 976,783.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,999,028.88 : 2,998,540.89 = 651,189.29 : x
  2. Step 2: Convert to fraction form
    1,999,028.88/2,998,540.89 = 651,189.29/x
  3. Step 3: Cross multiply
    1,999,028.88x = 2,998,540.89 × 651,189.29
  4. Step 4: Simplify right side
    1,999,028.88x = 1,952,617,703,792.68
  5. Step 5: Solve for x
    x = 1,952,617,703,792.68/1,999,028.88
  6. Step 6: Final answer
    x = 976,783.14

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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.