Home / 1,131,202.86-1,561,041.29-614,969.58

Finding the Fourth Proportional to 1,131,202.86, 1,561,041.29 and 614,969.58

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Solution

The fourth proportional to 1,131,202.86, 1,561,041.29 and 614,969.58 is: 848,647.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,202.86 : 1,561,041.29 = 614,969.58 : x
  2. Step 2: Convert to fraction form
    1,131,202.86/1,561,041.29 = 614,969.58/x
  3. Step 3: Cross multiply
    1,131,202.86x = 1,561,041.29 × 614,969.58
  4. Step 4: Simplify right side
    1,131,202.86x = 959,992,906,473.96
  5. Step 5: Solve for x
    x = 959,992,906,473.96/1,131,202.86
  6. Step 6: Final answer
    x = 848,647.88

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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.