Home / 5,194,604.66-7,791,907-1,408,087.56

Finding the Fourth Proportional to 5,194,604.66, 7,791,907 and 1,408,087.56

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Solution

The fourth proportional to 5,194,604.66, 7,791,907 and 1,408,087.56 is: 2,112,131.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,194,604.66 : 7,791,907 = 1,408,087.56 : x
  2. Step 2: Convert to fraction form
    5,194,604.66/7,791,907 = 1,408,087.56/x
  3. Step 3: Cross multiply
    5,194,604.66x = 7,791,907 × 1,408,087.56
  4. Step 4: Simplify right side
    5,194,604.66x = 10,971,687,315,376.92
  5. Step 5: Solve for x
    x = 10,971,687,315,376.92/5,194,604.66
  6. Step 6: Final answer
    x = 2,112,131.34

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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.