Home / 1,120,696.54-1,546,578.56-611,398.92

Finding the Fourth Proportional to 1,120,696.54, 1,546,578.56 and 611,398.92

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Solution

The fourth proportional to 1,120,696.54, 1,546,578.56 and 611,398.92 is: 843,739.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,696.54 : 1,546,578.56 = 611,398.92 : x
  2. Step 2: Convert to fraction form
    1,120,696.54/1,546,578.56 = 611,398.92/x
  3. Step 3: Cross multiply
    1,120,696.54x = 1,546,578.56 × 611,398.92
  4. Step 4: Simplify right side
    1,120,696.54x = 945,576,461,279.16
  5. Step 5: Solve for x
    x = 945,576,461,279.16/1,120,696.54
  6. Step 6: Final answer
    x = 843,739.97

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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.