Home / 3,928,036.02-5,419,876.86-2,296,127.79

Finding the Fourth Proportional to 3,928,036.02, 5,419,876.86 and 2,296,127.79

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Solution

The fourth proportional to 3,928,036.02, 5,419,876.86 and 2,296,127.79 is: 3,168,181.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,928,036.02 : 5,419,876.86 = 2,296,127.79 : x
  2. Step 2: Convert to fraction form
    3,928,036.02/5,419,876.86 = 2,296,127.79/x
  3. Step 3: Cross multiply
    3,928,036.02x = 5,419,876.86 × 2,296,127.79
  4. Step 4: Simplify right side
    3,928,036.02x = 12,444,729,876,623.94
  5. Step 5: Solve for x
    x = 12,444,729,876,623.94/3,928,036.02
  6. Step 6: Final answer
    x = 3,168,181.20

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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.