Home / 2,148,863.40-3,225,005.82-1,202,057.64

Finding the Fourth Proportional to 2,148,863.40, 3,225,005.82 and 1,202,057.64

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Solution

The fourth proportional to 2,148,863.40, 3,225,005.82 and 1,202,057.64 is: 1,804,043.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,863.40 : 3,225,005.82 = 1,202,057.64 : x
  2. Step 2: Convert to fraction form
    2,148,863.40/3,225,005.82 = 1,202,057.64/x
  3. Step 3: Cross multiply
    2,148,863.40x = 3,225,005.82 × 1,202,057.64
  4. Step 4: Simplify right side
    2,148,863.40x = 3,876,642,884,975.46
  5. Step 5: Solve for x
    x = 3,876,642,884,975.46/2,148,863.40
  6. Step 6: Final answer
    x = 1,804,043.42

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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.