Home / 3,631,213.32-5,011,088.70-2,180,933.46

Finding the Fourth Proportional to 3,631,213.32, 5,011,088.70 and 2,180,933.46

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Solution

The fourth proportional to 3,631,213.32, 5,011,088.70 and 2,180,933.46 is: 3,009,696.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,631,213.32 : 5,011,088.70 = 2,180,933.46 : x
  2. Step 2: Convert to fraction form
    3,631,213.32/5,011,088.70 = 2,180,933.46/x
  3. Step 3: Cross multiply
    3,631,213.32x = 5,011,088.70 × 2,180,933.46
  4. Step 4: Simplify right side
    3,631,213.32x = 10,928,851,016,857.90
  5. Step 5: Solve for x
    x = 10,928,851,016,857.90/3,631,213.32
  6. Step 6: Final answer
    x = 3,009,696.77

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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.