Home / 5,168,635.51-7,754,679.65-2,289,611.20

Finding the Fourth Proportional to 5,168,635.51, 7,754,679.65 and 2,289,611.20

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Solution

The fourth proportional to 5,168,635.51, 7,754,679.65 and 2,289,611.20 is: 3,435,181.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,168,635.51 : 7,754,679.65 = 2,289,611.20 : x
  2. Step 2: Convert to fraction form
    5,168,635.51/7,754,679.65 = 2,289,611.20/x
  3. Step 3: Cross multiply
    5,168,635.51x = 7,754,679.65 × 2,289,611.20
  4. Step 4: Simplify right side
    5,168,635.51x = 17,755,201,379,052.08
  5. Step 5: Solve for x
    x = 17,755,201,379,052.08/5,168,635.51
  6. Step 6: Final answer
    x = 3,435,181.56

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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.