Home / 1,738,288.70-2,607,433.05-1,680,227.90

Finding the Fourth Proportional to 1,738,288.70, 2,607,433.05 and 1,680,227.90

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Solution

The fourth proportional to 1,738,288.70, 2,607,433.05 and 1,680,227.90 is: 2,520,341.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738,288.70 : 2,607,433.05 = 1,680,227.90 : x
  2. Step 2: Convert to fraction form
    1,738,288.70/2,607,433.05 = 1,680,227.90/x
  3. Step 3: Cross multiply
    1,738,288.70x = 2,607,433.05 × 1,680,227.90
  4. Step 4: Simplify right side
    1,738,288.70x = 4,381,081,757,992.09
  5. Step 5: Solve for x
    x = 4,381,081,757,992.09/1,738,288.70
  6. Step 6: Final answer
    x = 2,520,341.85

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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.