Home / 1,204,410.98-1,661,935.41-660,403.64

Finding the Fourth Proportional to 1,204,410.98, 1,661,935.41 and 660,403.64

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Solution

The fourth proportional to 1,204,410.98, 1,661,935.41 and 660,403.64 is: 911,273.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,410.98 : 1,661,935.41 = 660,403.64 : x
  2. Step 2: Convert to fraction form
    1,204,410.98/1,661,935.41 = 660,403.64/x
  3. Step 3: Cross multiply
    1,204,410.98x = 1,661,935.41 × 660,403.64
  4. Step 4: Simplify right side
    1,204,410.98x = 1,097,548,185,899.22
  5. Step 5: Solve for x
    x = 1,097,548,185,899.22/1,204,410.98
  6. Step 6: Final answer
    x = 911,273.82

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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.