Home / 2,198,407.20-3,297,501.45-1,133,556.90

Finding the Fourth Proportional to 2,198,407.20, 3,297,501.45 and 1,133,556.90

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Solution

The fourth proportional to 2,198,407.20, 3,297,501.45 and 1,133,556.90 is: 1,700,278.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198,407.20 : 3,297,501.45 = 1,133,556.90 : x
  2. Step 2: Convert to fraction form
    2,198,407.20/3,297,501.45 = 1,133,556.90/x
  3. Step 3: Cross multiply
    2,198,407.20x = 3,297,501.45 × 1,133,556.90
  4. Step 4: Simplify right side
    2,198,407.20x = 3,737,905,521,407.51
  5. Step 5: Solve for x
    x = 3,737,905,521,407.51/2,198,407.20
  6. Step 6: Final answer
    x = 1,700,278.97

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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.