Home / 2,081,203.20-3,121,804.80-585,100.80

Finding the Fourth Proportional to 2,081,203.20, 3,121,804.80 and 585,100.80

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Solution

The fourth proportional to 2,081,203.20, 3,121,804.80 and 585,100.80 is: 877,651.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,081,203.20 : 3,121,804.80 = 585,100.80 : x
  2. Step 2: Convert to fraction form
    2,081,203.20/3,121,804.80 = 585,100.80/x
  3. Step 3: Cross multiply
    2,081,203.20x = 3,121,804.80 × 585,100.80
  4. Step 4: Simplify right side
    2,081,203.20x = 1,826,570,485,923.84
  5. Step 5: Solve for x
    x = 1,826,570,485,923.84/2,081,203.20
  6. Step 6: Final answer
    x = 877,651.20

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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.