Home / 1,231,857.56-1,701,137.50-1,164,767.64

Finding the Fourth Proportional to 1,231,857.56, 1,701,137.50 and 1,164,767.64

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Solution

The fourth proportional to 1,231,857.56, 1,701,137.50 and 1,164,767.64 is: 1,608,489.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,857.56 : 1,701,137.50 = 1,164,767.64 : x
  2. Step 2: Convert to fraction form
    1,231,857.56/1,701,137.50 = 1,164,767.64/x
  3. Step 3: Cross multiply
    1,231,857.56x = 1,701,137.50 × 1,164,767.64
  4. Step 4: Simplify right side
    1,231,857.56x = 1,981,429,911,190.50
  5. Step 5: Solve for x
    x = 1,981,429,911,190.50/1,231,857.56
  6. Step 6: Final answer
    x = 1,608,489.47

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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.