Home / 2,198,908.18-3,298,235.91-1,306,021.42

Finding the Fourth Proportional to 2,198,908.18, 3,298,235.91 and 1,306,021.42

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Solution

The fourth proportional to 2,198,908.18, 3,298,235.91 and 1,306,021.42 is: 1,958,957.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198,908.18 : 3,298,235.91 = 1,306,021.42 : x
  2. Step 2: Convert to fraction form
    2,198,908.18/3,298,235.91 = 1,306,021.42/x
  3. Step 3: Cross multiply
    2,198,908.18x = 3,298,235.91 × 1,306,021.42
  4. Step 4: Simplify right side
    2,198,908.18x = 4,307,566,746,673.19
  5. Step 5: Solve for x
    x = 4,307,566,746,673.19/2,198,908.18
  6. Step 6: Final answer
    x = 1,958,957.08

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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.