Home / 2,855,701.56-3,940,617.12-1,631,764.02

Finding the Fourth Proportional to 2,855,701.56, 3,940,617.12 and 1,631,764.02

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Solution

The fourth proportional to 2,855,701.56, 3,940,617.12 and 1,631,764.02 is: 2,251,690.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,855,701.56 : 3,940,617.12 = 1,631,764.02 : x
  2. Step 2: Convert to fraction form
    2,855,701.56/3,940,617.12 = 1,631,764.02/x
  3. Step 3: Cross multiply
    2,855,701.56x = 3,940,617.12 × 1,631,764.02
  4. Step 4: Simplify right side
    2,855,701.56x = 6,430,157,233,012.02
  5. Step 5: Solve for x
    x = 6,430,157,233,012.02/2,855,701.56
  6. Step 6: Final answer
    x = 2,251,690.91

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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.