Home / 3,631,480.20-5,439,347.10-2,356,021.80

Finding the Fourth Proportional to 3,631,480.20, 5,439,347.10 and 2,356,021.80

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Solution

The fourth proportional to 3,631,480.20, 5,439,347.10 and 2,356,021.80 is: 3,528,924.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,631,480.20 : 5,439,347.10 = 2,356,021.80 : x
  2. Step 2: Convert to fraction form
    3,631,480.20/5,439,347.10 = 2,356,021.80/x
  3. Step 3: Cross multiply
    3,631,480.20x = 5,439,347.10 × 2,356,021.80
  4. Step 4: Simplify right side
    3,631,480.20x = 12,815,220,345,366.78
  5. Step 5: Solve for x
    x = 12,815,220,345,366.78/3,631,480.20
  6. Step 6: Final answer
    x = 3,528,924.75

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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.