Home / 3,850,682.40-5,313,739.62-2,108,017.70

Finding the Fourth Proportional to 3,850,682.40, 5,313,739.62 and 2,108,017.70

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Solution

The fourth proportional to 3,850,682.40, 5,313,739.62 and 2,108,017.70 is: 2,908,953.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,850,682.40 : 5,313,739.62 = 2,108,017.70 : x
  2. Step 2: Convert to fraction form
    3,850,682.40/5,313,739.62 = 2,108,017.70/x
  3. Step 3: Cross multiply
    3,850,682.40x = 5,313,739.62 × 2,108,017.70
  4. Step 4: Simplify right side
    3,850,682.40x = 11,201,457,172,151.28
  5. Step 5: Solve for x
    x = 11,201,457,172,151.28/3,850,682.40
  6. Step 6: Final answer
    x = 2,908,953.79

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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.