Home / 1,820,908.20-2,731,362.30-622,650.90

Finding the Fourth Proportional to 1,820,908.20, 2,731,362.30 and 622,650.90

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Solution

The fourth proportional to 1,820,908.20, 2,731,362.30 and 622,650.90 is: 933,976.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,908.20 : 2,731,362.30 = 622,650.90 : x
  2. Step 2: Convert to fraction form
    1,820,908.20/2,731,362.30 = 622,650.90/x
  3. Step 3: Cross multiply
    1,820,908.20x = 2,731,362.30 × 622,650.90
  4. Step 4: Simplify right side
    1,820,908.20x = 1,700,685,194,321.07
  5. Step 5: Solve for x
    x = 1,700,685,194,321.07/1,820,908.20
  6. Step 6: Final answer
    x = 933,976.35

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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.