Home / 3,436,012.88-5,151,744.63-1,639,173.68

Finding the Fourth Proportional to 3,436,012.88, 5,151,744.63 and 1,639,173.68

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Solution

The fourth proportional to 3,436,012.88, 5,151,744.63 and 1,639,173.68 is: 2,457,675.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436,012.88 : 5,151,744.63 = 1,639,173.68 : x
  2. Step 2: Convert to fraction form
    3,436,012.88/5,151,744.63 = 1,639,173.68/x
  3. Step 3: Cross multiply
    3,436,012.88x = 5,151,744.63 × 1,639,173.68
  4. Step 4: Simplify right side
    3,436,012.88x = 8,444,604,177,818.62
  5. Step 5: Solve for x
    x = 8,444,604,177,818.62/3,436,012.88
  6. Step 6: Final answer
    x = 2,457,675.36

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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.