Home / 1,938,838.22-2,906,448.58-658,569.77

Finding the Fourth Proportional to 1,938,838.22, 2,906,448.58 and 658,569.77

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Solution

The fourth proportional to 1,938,838.22, 2,906,448.58 and 658,569.77 is: 987,240.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,938,838.22 : 2,906,448.58 = 658,569.77 : x
  2. Step 2: Convert to fraction form
    1,938,838.22/2,906,448.58 = 658,569.77/x
  3. Step 3: Cross multiply
    1,938,838.22x = 2,906,448.58 × 658,569.77
  4. Step 4: Simplify right side
    1,938,838.22x = 1,914,099,172,847.43
  5. Step 5: Solve for x
    x = 1,914,099,172,847.43/1,938,838.22
  6. Step 6: Final answer
    x = 987,240.27

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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.