Home / 1,214,186.64-1,820,962.61-361,028.53

Finding the Fourth Proportional to 1,214,186.64, 1,820,962.61 and 361,028.53

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Solution

The fourth proportional to 1,214,186.64, 1,820,962.61 and 361,028.53 is: 541,448.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,186.64 : 1,820,962.61 = 361,028.53 : x
  2. Step 2: Convert to fraction form
    1,214,186.64/1,820,962.61 = 361,028.53/x
  3. Step 3: Cross multiply
    1,214,186.64x = 1,820,962.61 × 361,028.53
  4. Step 4: Simplify right side
    1,214,186.64x = 657,419,445,168.45
  5. Step 5: Solve for x
    x = 657,419,445,168.45/1,214,186.64
  6. Step 6: Final answer
    x = 541,448.43

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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.