Home / 3,994,743-5,513,081.20-2,445,997.08

Finding the Fourth Proportional to 3,994,743, 5,513,081.20 and 2,445,997.08

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Solution

The fourth proportional to 3,994,743, 5,513,081.20 and 2,445,997.08 is: 3,375,681.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,994,743 : 5,513,081.20 = 2,445,997.08 : x
  2. Step 2: Convert to fraction form
    3,994,743/5,513,081.20 = 2,445,997.08/x
  3. Step 3: Cross multiply
    3,994,743x = 5,513,081.20 × 2,445,997.08
  4. Step 4: Simplify right side
    3,994,743x = 13,484,980,517,002.90
  5. Step 5: Solve for x
    x = 13,484,980,517,002.90/3,994,743
  6. Step 6: Final answer
    x = 3,375,681.62

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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.