Home / 3,814,556.86-5,720,948.34-1,419,529.42

Finding the Fourth Proportional to 3,814,556.86, 5,720,948.34 and 1,419,529.42

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Solution

The fourth proportional to 3,814,556.86, 5,720,948.34 and 1,419,529.42 is: 2,128,964.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,814,556.86 : 5,720,948.34 = 1,419,529.42 : x
  2. Step 2: Convert to fraction form
    3,814,556.86/5,720,948.34 = 1,419,529.42/x
  3. Step 3: Cross multiply
    3,814,556.86x = 5,720,948.34 × 1,419,529.42
  4. Step 4: Simplify right side
    3,814,556.86x = 8,121,054,478,930.16
  5. Step 5: Solve for x
    x = 8,121,054,478,930.16/3,814,556.86
  6. Step 6: Final answer
    x = 2,128,964.07

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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.