Home / 3,151,664.15-4,349,458.14-1,927,585.20

Finding the Fourth Proportional to 3,151,664.15, 4,349,458.14 and 1,927,585.20

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Solution

The fourth proportional to 3,151,664.15, 4,349,458.14 and 1,927,585.20 is: 2,660,166.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,151,664.15 : 4,349,458.14 = 1,927,585.20 : x
  2. Step 2: Convert to fraction form
    3,151,664.15/4,349,458.14 = 1,927,585.20/x
  3. Step 3: Cross multiply
    3,151,664.15x = 4,349,458.14 × 1,927,585.20
  4. Step 4: Simplify right side
    3,151,664.15x = 8,383,951,147,765.55
  5. Step 5: Solve for x
    x = 8,383,951,147,765.55/3,151,664.15
  6. Step 6: Final answer
    x = 2,660,166.43

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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.