Home / 2,792,258.40-4,188,398.54-1,845,418.62

Finding the Fourth Proportional to 2,792,258.40, 4,188,398.54 and 1,845,418.62

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Solution

The fourth proportional to 2,792,258.40, 4,188,398.54 and 1,845,418.62 is: 2,768,135.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,792,258.40 : 4,188,398.54 = 1,845,418.62 : x
  2. Step 2: Convert to fraction form
    2,792,258.40/4,188,398.54 = 1,845,418.62/x
  3. Step 3: Cross multiply
    2,792,258.40x = 4,188,398.54 × 1,845,418.62
  4. Step 4: Simplify right side
    2,792,258.40x = 7,729,348,653,696.82
  5. Step 5: Solve for x
    x = 7,729,348,653,696.82/2,792,258.40
  6. Step 6: Final answer
    x = 2,768,135.16

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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.