Home / 1,384,621.74-2,072,910.28-806,482.22

Finding the Fourth Proportional to 1,384,621.74, 2,072,910.28 and 806,482.22

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Solution

The fourth proportional to 1,384,621.74, 2,072,910.28 and 806,482.22 is: 1,207,380.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,621.74 : 2,072,910.28 = 806,482.22 : x
  2. Step 2: Convert to fraction form
    1,384,621.74/2,072,910.28 = 806,482.22/x
  3. Step 3: Cross multiply
    1,384,621.74x = 2,072,910.28 × 806,482.22
  4. Step 4: Simplify right side
    1,384,621.74x = 1,671,765,284,475.22
  5. Step 5: Solve for x
    x = 1,671,765,284,475.22/1,384,621.74
  6. Step 6: Final answer
    x = 1,207,380.50

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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.