Home / 3,112,862.31-4,659,716.70-2,031,045.45

Finding the Fourth Proportional to 3,112,862.31, 4,659,716.70 and 2,031,045.45

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Solution

The fourth proportional to 3,112,862.31, 4,659,716.70 and 2,031,045.45 is: 3,040,319.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,112,862.31 : 4,659,716.70 = 2,031,045.45 : x
  2. Step 2: Convert to fraction form
    3,112,862.31/4,659,716.70 = 2,031,045.45/x
  3. Step 3: Cross multiply
    3,112,862.31x = 4,659,716.70 × 2,031,045.45
  4. Step 4: Simplify right side
    3,112,862.31x = 9,464,096,401,824.02
  5. Step 5: Solve for x
    x = 9,464,096,401,824.02/3,112,862.31
  6. Step 6: Final answer
    x = 3,040,319.63

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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.