Home / 2,558,834.20-3,836,501.70-1,211,642.20

Finding the Fourth Proportional to 2,558,834.20, 3,836,501.70 and 1,211,642.20

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Solution

The fourth proportional to 2,558,834.20, 3,836,501.70 and 1,211,642.20 is: 1,816,634.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,558,834.20 : 3,836,501.70 = 1,211,642.20 : x
  2. Step 2: Convert to fraction form
    2,558,834.20/3,836,501.70 = 1,211,642.20/x
  3. Step 3: Cross multiply
    2,558,834.20x = 3,836,501.70 × 1,211,642.20
  4. Step 4: Simplify right side
    2,558,834.20x = 4,648,467,360,091.74
  5. Step 5: Solve for x
    x = 4,648,467,360,091.74/2,558,834.20
  6. Step 6: Final answer
    x = 1,816,634.84

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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.