Home / 1,683,120.60-2,524,680.90-545,880.60

Finding the Fourth Proportional to 1,683,120.60, 2,524,680.90 and 545,880.60

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Solution

The fourth proportional to 1,683,120.60, 2,524,680.90 and 545,880.60 is: 818,820.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,683,120.60 : 2,524,680.90 = 545,880.60 : x
  2. Step 2: Convert to fraction form
    1,683,120.60/2,524,680.90 = 545,880.60/x
  3. Step 3: Cross multiply
    1,683,120.60x = 2,524,680.90 × 545,880.60
  4. Step 4: Simplify right side
    1,683,120.60x = 1,378,174,324,500.54
  5. Step 5: Solve for x
    x = 1,378,174,324,500.54/1,683,120.60
  6. Step 6: Final answer
    x = 818,820.90

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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.