Home / 3,850,412.11-5,312,011.41-2,217,945.08

Finding the Fourth Proportional to 3,850,412.11, 5,312,011.41 and 2,217,945.08

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Solution

The fourth proportional to 3,850,412.11, 5,312,011.41 and 2,217,945.08 is: 3,059,867.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,850,412.11 : 5,312,011.41 = 2,217,945.08 : x
  2. Step 2: Convert to fraction form
    3,850,412.11/5,312,011.41 = 2,217,945.08/x
  3. Step 3: Cross multiply
    3,850,412.11x = 5,312,011.41 × 2,217,945.08
  4. Step 4: Simplify right side
    3,850,412.11x = 11,781,749,584,993.39
  5. Step 5: Solve for x
    x = 11,781,749,584,993.39/3,850,412.11
  6. Step 6: Final answer
    x = 3,059,867.17

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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.