Home / 2,163,850.92-2,985,854.06-1,246,378.46

Finding the Fourth Proportional to 2,163,850.92, 2,985,854.06 and 1,246,378.46

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Solution

The fourth proportional to 2,163,850.92, 2,985,854.06 and 1,246,378.46 is: 1,719,852.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,163,850.92 : 2,985,854.06 = 1,246,378.46 : x
  2. Step 2: Convert to fraction form
    2,163,850.92/2,985,854.06 = 1,246,378.46/x
  3. Step 3: Cross multiply
    2,163,850.92x = 2,985,854.06 × 1,246,378.46
  4. Step 4: Simplify right side
    2,163,850.92x = 3,721,504,163,926.39
  5. Step 5: Solve for x
    x = 3,721,504,163,926.39/2,163,850.92
  6. Step 6: Final answer
    x = 1,719,852.38

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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.