Home / 2,928,131.64-4,043,343.42-1,842,213.24

Finding the Fourth Proportional to 2,928,131.64, 4,043,343.42 and 1,842,213.24

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Solution

The fourth proportional to 2,928,131.64, 4,043,343.42 and 1,842,213.24 is: 2,543,840.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,928,131.64 : 4,043,343.42 = 1,842,213.24 : x
  2. Step 2: Convert to fraction form
    2,928,131.64/4,043,343.42 = 1,842,213.24/x
  3. Step 3: Cross multiply
    2,928,131.64x = 4,043,343.42 × 1,842,213.24
  4. Step 4: Simplify right side
    2,928,131.64x = 7,448,700,782,190.88
  5. Step 5: Solve for x
    x = 7,448,700,782,190.88/2,928,131.64
  6. Step 6: Final answer
    x = 2,543,840.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.