Home / 2,727,181.61-4,089,882.17-905,057.15

Finding the Fourth Proportional to 2,727,181.61, 4,089,882.17 and 905,057.15

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Solution

The fourth proportional to 2,727,181.61, 4,089,882.17 and 905,057.15 is: 1,357,290.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,727,181.61 : 4,089,882.17 = 905,057.15 : x
  2. Step 2: Convert to fraction form
    2,727,181.61/4,089,882.17 = 905,057.15/x
  3. Step 3: Cross multiply
    2,727,181.61x = 4,089,882.17 × 905,057.15
  4. Step 4: Simplify right side
    2,727,181.61x = 3,701,577,082,429.25
  5. Step 5: Solve for x
    x = 3,701,577,082,429.25/2,727,181.61
  6. Step 6: Final answer
    x = 1,357,290.28

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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.