Home / 3,885,063.77-5,361,875.32-2,231,728.67

Finding the Fourth Proportional to 3,885,063.77, 5,361,875.32 and 2,231,728.67

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Solution

The fourth proportional to 3,885,063.77, 5,361,875.32 and 2,231,728.67 is: 3,080,065.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,885,063.77 : 5,361,875.32 = 2,231,728.67 : x
  2. Step 2: Convert to fraction form
    3,885,063.77/5,361,875.32 = 2,231,728.67/x
  3. Step 3: Cross multiply
    3,885,063.77x = 5,361,875.32 × 2,231,728.67
  4. Step 4: Simplify right side
    3,885,063.77x = 11,966,250,882,342.54
  5. Step 5: Solve for x
    x = 11,966,250,882,342.54/3,885,063.77
  6. Step 6: Final answer
    x = 3,080,065.50

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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.