Home / 3,816,591.20-5,725,164.73-1,420,435.02

Finding the Fourth Proportional to 3,816,591.20, 5,725,164.73 and 1,420,435.02

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Solution

The fourth proportional to 3,816,591.20, 5,725,164.73 and 1,420,435.02 is: 2,130,755.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,816,591.20 : 5,725,164.73 = 1,420,435.02 : x
  2. Step 2: Convert to fraction form
    3,816,591.20/5,725,164.73 = 1,420,435.02/x
  3. Step 3: Cross multiply
    3,816,591.20x = 5,725,164.73 × 1,420,435.02
  4. Step 4: Simplify right side
    3,816,591.20x = 8,132,224,477,760.85
  5. Step 5: Solve for x
    x = 8,132,224,477,760.85/3,816,591.20
  6. Step 6: Final answer
    x = 2,130,755.97

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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.