Home / 5,820,829.20-8,731,243.80-1,831,741.20

Finding the Fourth Proportional to 5,820,829.20, 8,731,243.80 and 1,831,741.20

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Solution

The fourth proportional to 5,820,829.20, 8,731,243.80 and 1,831,741.20 is: 2,747,611.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,820,829.20 : 8,731,243.80 = 1,831,741.20 : x
  2. Step 2: Convert to fraction form
    5,820,829.20/8,731,243.80 = 1,831,741.20/x
  3. Step 3: Cross multiply
    5,820,829.20x = 8,731,243.80 × 1,831,741.20
  4. Step 4: Simplify right side
    5,820,829.20x = 15,993,378,995,704.56
  5. Step 5: Solve for x
    x = 15,993,378,995,704.56/5,820,829.20
  6. Step 6: Final answer
    x = 2,747,611.80

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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.