Home / 2,658,054.26-3,989,115.30-1,379,709.02

Finding the Fourth Proportional to 2,658,054.26, 3,989,115.30 and 1,379,709.02

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Solution

The fourth proportional to 2,658,054.26, 3,989,115.30 and 1,379,709.02 is: 2,070,619.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,658,054.26 : 3,989,115.30 = 1,379,709.02 : x
  2. Step 2: Convert to fraction form
    2,658,054.26/3,989,115.30 = 1,379,709.02/x
  3. Step 3: Cross multiply
    2,658,054.26x = 3,989,115.30 × 1,379,709.02
  4. Step 4: Simplify right side
    2,658,054.26x = 5,503,818,361,230.01
  5. Step 5: Solve for x
    x = 5,503,818,361,230.01/2,658,054.26
  6. Step 6: Final answer
    x = 2,070,619.27

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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.