Home / 3,211,661.98-4,820,143.29-1,614,678.94

Finding the Fourth Proportional to 3,211,661.98, 4,820,143.29 and 1,614,678.94

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Solution

The fourth proportional to 3,211,661.98, 4,820,143.29 and 1,614,678.94 is: 2,423,350.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,211,661.98 : 4,820,143.29 = 1,614,678.94 : x
  2. Step 2: Convert to fraction form
    3,211,661.98/4,820,143.29 = 1,614,678.94/x
  3. Step 3: Cross multiply
    3,211,661.98x = 4,820,143.29 × 1,614,678.94
  4. Step 4: Simplify right side
    3,211,661.98x = 7,782,983,858,145.31
  5. Step 5: Solve for x
    x = 7,782,983,858,145.31/3,211,661.98
  6. Step 6: Final answer
    x = 2,423,350.87

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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.