Home / 1,484,556.48-2,226,847.20-419,574.72

Finding the Fourth Proportional to 1,484,556.48, 2,226,847.20 and 419,574.72

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Solution

The fourth proportional to 1,484,556.48, 2,226,847.20 and 419,574.72 is: 629,365.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484,556.48 : 2,226,847.20 = 419,574.72 : x
  2. Step 2: Convert to fraction form
    1,484,556.48/2,226,847.20 = 419,574.72/x
  3. Step 3: Cross multiply
    1,484,556.48x = 2,226,847.20 × 419,574.72
  4. Step 4: Simplify right side
    1,484,556.48x = 934,328,790,422.78
  5. Step 5: Solve for x
    x = 934,328,790,422.78/1,484,556.48
  6. Step 6: Final answer
    x = 629,365.61

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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.