Home / 3,377,989.50-4,661,658.30-2,019,862.50

Finding the Fourth Proportional to 3,377,989.50, 4,661,658.30 and 2,019,862.50

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Solution

The fourth proportional to 3,377,989.50, 4,661,658.30 and 2,019,862.50 is: 2,787,429.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,377,989.50 : 4,661,658.30 = 2,019,862.50 : x
  2. Step 2: Convert to fraction form
    3,377,989.50/4,661,658.30 = 2,019,862.50/x
  3. Step 3: Cross multiply
    3,377,989.50x = 4,661,658.30 × 2,019,862.50
  4. Step 4: Simplify right side
    3,377,989.50x = 9,415,908,787,983.75
  5. Step 5: Solve for x
    x = 9,415,908,787,983.75/3,377,989.50
  6. Step 6: Final answer
    x = 2,787,429.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.