Home / 1,512,720.97-2,269,076.76-474,150.51

Finding the Fourth Proportional to 1,512,720.97, 2,269,076.76 and 474,150.51

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Solution

The fourth proportional to 1,512,720.97, 2,269,076.76 and 474,150.51 is: 711,224.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,720.97 : 2,269,076.76 = 474,150.51 : x
  2. Step 2: Convert to fraction form
    1,512,720.97/2,269,076.76 = 474,150.51/x
  3. Step 3: Cross multiply
    1,512,720.97x = 2,269,076.76 × 474,150.51
  4. Step 4: Simplify right side
    1,512,720.97x = 1,075,883,902,983.15
  5. Step 5: Solve for x
    x = 1,075,883,902,983.15/1,512,720.97
  6. Step 6: Final answer
    x = 711,224.29

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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.