Home / 1,208,959.12-1,811,943.98-610,091.60

Finding the Fourth Proportional to 1,208,959.12, 1,811,943.98 and 610,091.60

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Solution

The fourth proportional to 1,208,959.12, 1,811,943.98 and 610,091.60 is: 914,383.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,959.12 : 1,811,943.98 = 610,091.60 : x
  2. Step 2: Convert to fraction form
    1,208,959.12/1,811,943.98 = 610,091.60/x
  3. Step 3: Cross multiply
    1,208,959.12x = 1,811,943.98 × 610,091.60
  4. Step 4: Simplify right side
    1,208,959.12x = 1,105,451,792,046.23
  5. Step 5: Solve for x
    x = 1,105,451,792,046.23/1,208,959.12
  6. Step 6: Final answer
    x = 914,383.10

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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.