Home / 3,912,904.73-5,400,095.67-2,170,848.53

Finding the Fourth Proportional to 3,912,904.73, 5,400,095.67 and 2,170,848.53

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Solution

The fourth proportional to 3,912,904.73, 5,400,095.67 and 2,170,848.53 is: 2,995,930.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,912,904.73 : 5,400,095.67 = 2,170,848.53 : x
  2. Step 2: Convert to fraction form
    3,912,904.73/5,400,095.67 = 2,170,848.53/x
  3. Step 3: Cross multiply
    3,912,904.73x = 5,400,095.67 × 2,170,848.53
  4. Step 4: Simplify right side
    3,912,904.73x = 11,722,789,760,579.11
  5. Step 5: Solve for x
    x = 11,722,789,760,579.11/3,912,904.73
  6. Step 6: Final answer
    x = 2,995,930.28

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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.