Home / 1,938,057.94-2,906,865.09-518,224.73

Finding the Fourth Proportional to 1,938,057.94, 2,906,865.09 and 518,224.73

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Solution

The fourth proportional to 1,938,057.94, 2,906,865.09 and 518,224.73 is: 777,277.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,938,057.94 : 2,906,865.09 = 518,224.73 : x
  2. Step 2: Convert to fraction form
    1,938,057.94/2,906,865.09 = 518,224.73/x
  3. Step 3: Cross multiply
    1,938,057.94x = 2,906,865.09 × 518,224.73
  4. Step 4: Simplify right side
    1,938,057.94x = 1,506,409,376,411.68
  5. Step 5: Solve for x
    x = 1,506,409,376,411.68/1,938,057.94
  6. Step 6: Final answer
    x = 777,277.78

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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.