Home / 2,786,625-3,845,541.31-1,624,847.06

Finding the Fourth Proportional to 2,786,625, 3,845,541.31 and 1,624,847.06

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Solution

The fourth proportional to 2,786,625, 3,845,541.31 and 1,624,847.06 is: 2,242,288.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,786,625 : 3,845,541.31 = 1,624,847.06 : x
  2. Step 2: Convert to fraction form
    2,786,625/3,845,541.31 = 1,624,847.06/x
  3. Step 3: Cross multiply
    2,786,625x = 3,845,541.31 × 1,624,847.06
  4. Step 4: Simplify right side
    2,786,625x = 6,248,416,497,213.78
  5. Step 5: Solve for x
    x = 6,248,416,497,213.78/2,786,625
  6. Step 6: Final answer
    x = 2,242,288.25

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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.