Home / 3,821,507.32-5,735,852.34-2,001,178.78

Finding the Fourth Proportional to 3,821,507.32, 5,735,852.34 and 2,001,178.78

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Solution

The fourth proportional to 3,821,507.32, 5,735,852.34 and 2,001,178.78 is: 3,003,648.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,821,507.32 : 5,735,852.34 = 2,001,178.78 : x
  2. Step 2: Convert to fraction form
    3,821,507.32/5,735,852.34 = 2,001,178.78/x
  3. Step 3: Cross multiply
    3,821,507.32x = 5,735,852.34 × 2,001,178.78
  4. Step 4: Simplify right side
    3,821,507.32x = 11,478,465,988,021.35
  5. Step 5: Solve for x
    x = 11,478,465,988,021.35/3,821,507.32
  6. Step 6: Final answer
    x = 3,003,648.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.