Home / 3,975,868.86-5,486,555.01-2,429,717.26

Finding the Fourth Proportional to 3,975,868.86, 5,486,555.01 and 2,429,717.26

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Solution

The fourth proportional to 3,975,868.86, 5,486,555.01 and 2,429,717.26 is: 3,352,921.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,975,868.86 : 5,486,555.01 = 2,429,717.26 : x
  2. Step 2: Convert to fraction form
    3,975,868.86/5,486,555.01 = 2,429,717.26/x
  3. Step 3: Cross multiply
    3,975,868.86x = 5,486,555.01 × 2,429,717.26
  4. Step 4: Simplify right side
    3,975,868.86x = 13,330,777,405,736.47
  5. Step 5: Solve for x
    x = 13,330,777,405,736.47/3,975,868.86
  6. Step 6: Final answer
    x = 3,352,921.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.