Home / 3,665,761.80-5,498,642.70-970,081.80

Finding the Fourth Proportional to 3,665,761.80, 5,498,642.70 and 970,081.80

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Solution

The fourth proportional to 3,665,761.80, 5,498,642.70 and 970,081.80 is: 1,455,122.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,665,761.80 : 5,498,642.70 = 970,081.80 : x
  2. Step 2: Convert to fraction form
    3,665,761.80/5,498,642.70 = 970,081.80/x
  3. Step 3: Cross multiply
    3,665,761.80x = 5,498,642.70 × 970,081.80
  4. Step 4: Simplify right side
    3,665,761.80x = 5,334,133,207,972.86
  5. Step 5: Solve for x
    x = 5,334,133,207,972.86/3,665,761.80
  6. Step 6: Final answer
    x = 1,455,122.70

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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.