Home / 2,198,613.70-3,297,811.20-1,133,763.40

Finding the Fourth Proportional to 2,198,613.70, 3,297,811.20 and 1,133,763.40

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Solution

The fourth proportional to 2,198,613.70, 3,297,811.20 and 1,133,763.40 is: 1,700,588.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198,613.70 : 3,297,811.20 = 1,133,763.40 : x
  2. Step 2: Convert to fraction form
    2,198,613.70/3,297,811.20 = 1,133,763.40/x
  3. Step 3: Cross multiply
    2,198,613.70x = 3,297,811.20 × 1,133,763.40
  4. Step 4: Simplify right side
    2,198,613.70x = 3,738,937,638,670.08
  5. Step 5: Solve for x
    x = 3,738,937,638,670.08/2,198,613.70
  6. Step 6: Final answer
    x = 1,700,588.71

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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.