Home / 1,637,110.73-2,259,280.88-911,958.26

Finding the Fourth Proportional to 1,637,110.73, 2,259,280.88 and 911,958.26

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Solution

The fourth proportional to 1,637,110.73, 2,259,280.88 and 911,958.26 is: 1,258,540.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637,110.73 : 2,259,280.88 = 911,958.26 : x
  2. Step 2: Convert to fraction form
    1,637,110.73/2,259,280.88 = 911,958.26/x
  3. Step 3: Cross multiply
    1,637,110.73x = 2,259,280.88 × 911,958.26
  4. Step 4: Simplify right side
    1,637,110.73x = 2,060,369,847,739.72
  5. Step 5: Solve for x
    x = 2,060,369,847,739.72/1,637,110.73
  6. Step 6: Final answer
    x = 1,258,540.31

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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.