Home / 3,711,935.88-5,122,672.20-2,080,867.14

Finding the Fourth Proportional to 3,711,935.88, 5,122,672.20 and 2,080,867.14

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Solution

The fourth proportional to 3,711,935.88, 5,122,672.20 and 2,080,867.14 is: 2,871,709.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,711,935.88 : 5,122,672.20 = 2,080,867.14 : x
  2. Step 2: Convert to fraction form
    3,711,935.88/5,122,672.20 = 2,080,867.14/x
  3. Step 3: Cross multiply
    3,711,935.88x = 5,122,672.20 × 2,080,867.14
  4. Step 4: Simplify right side
    3,711,935.88x = 10,659,600,249,971.51
  5. Step 5: Solve for x
    x = 10,659,600,249,971.51/3,711,935.88
  6. Step 6: Final answer
    x = 2,871,709.16

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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.