Home / 1,785,744.42-2,678,601.90-720,770.22

Finding the Fourth Proportional to 1,785,744.42, 2,678,601.90 and 720,770.22

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Solution

The fourth proportional to 1,785,744.42, 2,678,601.90 and 720,770.22 is: 1,081,149.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785,744.42 : 2,678,601.90 = 720,770.22 : x
  2. Step 2: Convert to fraction form
    1,785,744.42/2,678,601.90 = 720,770.22/x
  3. Step 3: Cross multiply
    1,785,744.42x = 2,678,601.90 × 720,770.22
  4. Step 4: Simplify right side
    1,785,744.42x = 1,930,656,480,755.42
  5. Step 5: Solve for x
    x = 1,930,656,480,755.42/1,785,744.42
  6. Step 6: Final answer
    x = 1,081,149.38

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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.