Home / 3,461,465.68-5,185,986.36-2,112,934.48

Finding the Fourth Proportional to 3,461,465.68, 5,185,986.36 and 2,112,934.48

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Solution

The fourth proportional to 3,461,465.68, 5,185,986.36 and 2,112,934.48 is: 3,165,609.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,461,465.68 : 5,185,986.36 = 2,112,934.48 : x
  2. Step 2: Convert to fraction form
    3,461,465.68/5,185,986.36 = 2,112,934.48/x
  3. Step 3: Cross multiply
    3,461,465.68x = 5,185,986.36 × 2,112,934.48
  4. Step 4: Simplify right side
    3,461,465.68x = 10,957,649,392,853.69
  5. Step 5: Solve for x
    x = 10,957,649,392,853.69/3,461,465.68
  6. Step 6: Final answer
    x = 3,165,609.72

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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.