Home / 2,760,313.20-4,140,469.80-867,051.60

Finding the Fourth Proportional to 2,760,313.20, 4,140,469.80 and 867,051.60

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Solution

The fourth proportional to 2,760,313.20, 4,140,469.80 and 867,051.60 is: 1,300,577.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,760,313.20 : 4,140,469.80 = 867,051.60 : x
  2. Step 2: Convert to fraction form
    2,760,313.20/4,140,469.80 = 867,051.60/x
  3. Step 3: Cross multiply
    2,760,313.20x = 4,140,469.80 × 867,051.60
  4. Step 4: Simplify right side
    2,760,313.20x = 3,590,000,964,841.68
  5. Step 5: Solve for x
    x = 3,590,000,964,841.68/2,760,313.20
  6. Step 6: Final answer
    x = 1,300,577.40

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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.