Home / 2,685,376.80-4,028,065.20-1,550,080.80

Finding the Fourth Proportional to 2,685,376.80, 4,028,065.20 and 1,550,080.80

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Solution

The fourth proportional to 2,685,376.80, 4,028,065.20 and 1,550,080.80 is: 2,325,121.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685,376.80 : 4,028,065.20 = 1,550,080.80 : x
  2. Step 2: Convert to fraction form
    2,685,376.80/4,028,065.20 = 1,550,080.80/x
  3. Step 3: Cross multiply
    2,685,376.80x = 4,028,065.20 × 1,550,080.80
  4. Step 4: Simplify right side
    2,685,376.80x = 6,243,826,527,668.16
  5. Step 5: Solve for x
    x = 6,243,826,527,668.16/2,685,376.80
  6. Step 6: Final answer
    x = 2,325,121.20

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Similar ratio
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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.