Home / 6,871,393.20-10,304,465.40-2,077,489.20

Finding the Fourth Proportional to 6,871,393.20, 10,304,465.40 and 2,077,489.20

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Solution

The fourth proportional to 6,871,393.20, 10,304,465.40 and 2,077,489.20 is: 3,115,440.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,871,393.20 : 10,304,465.40 = 2,077,489.20 : x
  2. Step 2: Convert to fraction form
    6,871,393.20/10,304,465.40 = 2,077,489.20/x
  3. Step 3: Cross multiply
    6,871,393.20x = 10,304,465.40 × 2,077,489.20
  4. Step 4: Simplify right side
    6,871,393.20x = 21,407,415,580,273.68
  5. Step 5: Solve for x
    x = 21,407,415,580,273.68/6,871,393.20
  6. Step 6: Final answer
    x = 3,115,440.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.