Home / 1,131,851.07-1,561,884.93-648,305.37

Finding the Fourth Proportional to 1,131,851.07, 1,561,884.93 and 648,305.37

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Solution

The fourth proportional to 1,131,851.07, 1,561,884.93 and 648,305.37 is: 894,621.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,851.07 : 1,561,884.93 = 648,305.37 : x
  2. Step 2: Convert to fraction form
    1,131,851.07/1,561,884.93 = 648,305.37/x
  3. Step 3: Cross multiply
    1,131,851.07x = 1,561,884.93 × 648,305.37
  4. Step 4: Simplify right side
    1,131,851.07x = 1,012,578,387,441.07
  5. Step 5: Solve for x
    x = 1,012,578,387,441.07/1,131,851.07
  6. Step 6: Final answer
    x = 894,621.58

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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.