Home / 3,331,880.53-4,997,820.79-807,535.78

Finding the Fourth Proportional to 3,331,880.53, 4,997,820.79 and 807,535.78

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Solution

The fourth proportional to 3,331,880.53, 4,997,820.79 and 807,535.78 is: 1,211,303.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,331,880.53 : 4,997,820.79 = 807,535.78 : x
  2. Step 2: Convert to fraction form
    3,331,880.53/4,997,820.79 = 807,535.78/x
  3. Step 3: Cross multiply
    3,331,880.53x = 4,997,820.79 × 807,535.78
  4. Step 4: Simplify right side
    3,331,880.53x = 4,035,919,109,952.87
  5. Step 5: Solve for x
    x = 4,035,919,109,952.87/3,331,880.53
  6. Step 6: Final answer
    x = 1,211,303.67

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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.