Home / 2,883,285.90-4,321,976.40-1,684,591.20

Finding the Fourth Proportional to 2,883,285.90, 4,321,976.40 and 1,684,591.20

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Solution

The fourth proportional to 2,883,285.90, 4,321,976.40 and 1,684,591.20 is: 2,525,161.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,883,285.90 : 4,321,976.40 = 1,684,591.20 : x
  2. Step 2: Convert to fraction form
    2,883,285.90/4,321,976.40 = 1,684,591.20/x
  3. Step 3: Cross multiply
    2,883,285.90x = 4,321,976.40 × 1,684,591.20
  4. Step 4: Simplify right side
    2,883,285.90x = 7,280,763,410,047.68
  5. Step 5: Solve for x
    x = 7,280,763,410,047.68/2,883,285.90
  6. Step 6: Final answer
    x = 2,525,161.80

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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.