Home / 2,541,953.21-3,507,881.26-1,380,388.30

Finding the Fourth Proportional to 2,541,953.21, 3,507,881.26 and 1,380,388.30

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Solution

The fourth proportional to 2,541,953.21, 3,507,881.26 and 1,380,388.30 is: 1,904,928.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,541,953.21 : 3,507,881.26 = 1,380,388.30 : x
  2. Step 2: Convert to fraction form
    2,541,953.21/3,507,881.26 = 1,380,388.30/x
  3. Step 3: Cross multiply
    2,541,953.21x = 3,507,881.26 × 1,380,388.30
  4. Step 4: Simplify right side
    2,541,953.21x = 4,842,238,236,872.58
  5. Step 5: Solve for x
    x = 4,842,238,236,872.58/2,541,953.21
  6. Step 6: Final answer
    x = 1,904,928.16

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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.