Home / 2,044,211.20-2,821,136.88-1,126,439.81

Finding the Fourth Proportional to 2,044,211.20, 2,821,136.88 and 1,126,439.81

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Solution

The fourth proportional to 2,044,211.20, 2,821,136.88 and 1,126,439.81 is: 1,554,556.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,044,211.20 : 2,821,136.88 = 1,126,439.81 : x
  2. Step 2: Convert to fraction form
    2,044,211.20/2,821,136.88 = 1,126,439.81/x
  3. Step 3: Cross multiply
    2,044,211.20x = 2,821,136.88 × 1,126,439.81
  4. Step 4: Simplify right side
    2,044,211.20x = 3,177,840,887,429.16
  5. Step 5: Solve for x
    x = 3,177,840,887,429.16/2,044,211.20
  6. Step 6: Final answer
    x = 1,554,556.05

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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.