Home / 1,938,057.50-2,906,864.43-518,224.30

Finding the Fourth Proportional to 1,938,057.50, 2,906,864.43 and 518,224.30

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Solution

The fourth proportional to 1,938,057.50, 2,906,864.43 and 518,224.30 is: 777,277.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,938,057.50 : 2,906,864.43 = 518,224.30 : x
  2. Step 2: Convert to fraction form
    1,938,057.50/2,906,864.43 = 518,224.30/x
  3. Step 3: Cross multiply
    1,938,057.50x = 2,906,864.43 × 518,224.30
  4. Step 4: Simplify right side
    1,938,057.50x = 1,506,407,769,897.33
  5. Step 5: Solve for x
    x = 1,506,407,769,897.33/1,938,057.50
  6. Step 6: Final answer
    x = 777,277.13

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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.