Home / 3,865,913.73-5,334,973.37-2,147,034.20

Finding the Fourth Proportional to 3,865,913.73, 5,334,973.37 and 2,147,034.20

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Solution

The fourth proportional to 3,865,913.73, 5,334,973.37 and 2,147,034.20 is: 2,962,914.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,865,913.73 : 5,334,973.37 = 2,147,034.20 : x
  2. Step 2: Convert to fraction form
    3,865,913.73/5,334,973.37 = 2,147,034.20/x
  3. Step 3: Cross multiply
    3,865,913.73x = 5,334,973.37 × 2,147,034.20
  4. Step 4: Simplify right side
    3,865,913.73x = 11,454,370,252,120.59
  5. Step 5: Solve for x
    x = 11,454,370,252,120.59/3,865,913.73
  6. Step 6: Final answer
    x = 2,962,914.09

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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.