Home / 2,585,383.06-3,870,783.54-1,368,202.75

Finding the Fourth Proportional to 2,585,383.06, 3,870,783.54 and 1,368,202.75

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Solution

The fourth proportional to 2,585,383.06, 3,870,783.54 and 1,368,202.75 is: 2,048,445.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,585,383.06 : 3,870,783.54 = 1,368,202.75 : x
  2. Step 2: Convert to fraction form
    2,585,383.06/3,870,783.54 = 1,368,202.75/x
  3. Step 3: Cross multiply
    2,585,383.06x = 3,870,783.54 × 1,368,202.75
  4. Step 4: Simplify right side
    2,585,383.06x = 5,296,016,684,082.74
  5. Step 5: Solve for x
    x = 5,296,016,684,082.74/2,585,383.06
  6. Step 6: Final answer
    x = 2,048,445.65

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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.