Home / 2,197,961.10-3,296,941.65-1,981,010.70

Finding the Fourth Proportional to 2,197,961.10, 3,296,941.65 and 1,981,010.70

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Solution

The fourth proportional to 2,197,961.10, 3,296,941.65 and 1,981,010.70 is: 2,971,516.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,197,961.10 : 3,296,941.65 = 1,981,010.70 : x
  2. Step 2: Convert to fraction form
    2,197,961.10/3,296,941.65 = 1,981,010.70/x
  3. Step 3: Cross multiply
    2,197,961.10x = 3,296,941.65 × 1,981,010.70
  4. Step 4: Simplify right side
    2,197,961.10x = 6,531,276,685,925.65
  5. Step 5: Solve for x
    x = 6,531,276,685,925.65/2,197,961.10
  6. Step 6: Final answer
    x = 2,971,516.05

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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.