Home / 1,938,837.22-2,906,447.09-658,568.77

Finding the Fourth Proportional to 1,938,837.22, 2,906,447.09 and 658,568.77

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Solution

The fourth proportional to 1,938,837.22, 2,906,447.09 and 658,568.77 is: 987,238.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,938,837.22 : 2,906,447.09 = 658,568.77 : x
  2. Step 2: Convert to fraction form
    1,938,837.22/2,906,447.09 = 658,568.77/x
  3. Step 3: Cross multiply
    1,938,837.22x = 2,906,447.09 × 658,568.77
  4. Step 4: Simplify right side
    1,938,837.22x = 1,914,095,274,572.42
  5. Step 5: Solve for x
    x = 1,914,095,274,572.42/1,938,837.22
  6. Step 6: Final answer
    x = 987,238.77

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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.