Home / 3,439,991.32-4,747,190.96-1,891,279.32

Finding the Fourth Proportional to 3,439,991.32, 4,747,190.96 and 1,891,279.32

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Solution

The fourth proportional to 3,439,991.32, 4,747,190.96 and 1,891,279.32 is: 2,609,967.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,439,991.32 : 4,747,190.96 = 1,891,279.32 : x
  2. Step 2: Convert to fraction form
    3,439,991.32/4,747,190.96 = 1,891,279.32/x
  3. Step 3: Cross multiply
    3,439,991.32x = 4,747,190.96 × 1,891,279.32
  4. Step 4: Simplify right side
    3,439,991.32x = 8,978,264,090,738.95
  5. Step 5: Solve for x
    x = 8,978,264,090,738.95/3,439,991.32
  6. Step 6: Final answer
    x = 2,609,967.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.