Home / 1,222,653.88-1,831,594.96-800,650.36

Finding the Fourth Proportional to 1,222,653.88, 1,831,594.96 and 800,650.36

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Solution

The fourth proportional to 1,222,653.88, 1,831,594.96 and 800,650.36 is: 1,199,413.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,653.88 : 1,831,594.96 = 800,650.36 : x
  2. Step 2: Convert to fraction form
    1,222,653.88/1,831,594.96 = 800,650.36/x
  3. Step 3: Cross multiply
    1,222,653.88x = 1,831,594.96 × 800,650.36
  4. Step 4: Simplify right side
    1,222,653.88x = 1,466,467,164,098.19
  5. Step 5: Solve for x
    x = 1,466,467,164,098.19/1,222,653.88
  6. Step 6: Final answer
    x = 1,199,413.17

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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.