Home / 1,706,375.16-2,354,700.78-981,107.64

Finding the Fourth Proportional to 1,706,375.16, 2,354,700.78 and 981,107.64

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Solution

The fourth proportional to 1,706,375.16, 2,354,700.78 and 981,107.64 is: 1,353,872.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,706,375.16 : 2,354,700.78 = 981,107.64 : x
  2. Step 2: Convert to fraction form
    1,706,375.16/2,354,700.78 = 981,107.64/x
  3. Step 3: Cross multiply
    1,706,375.16x = 2,354,700.78 × 981,107.64
  4. Step 4: Simplify right side
    1,706,375.16x = 2,310,214,925,171.96
  5. Step 5: Solve for x
    x = 2,310,214,925,171.96/1,706,375.16
  6. Step 6: Final answer
    x = 1,353,872.81

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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.