Home / 1,707,141.83-2,558,505.21-1,277,305.20

Finding the Fourth Proportional to 1,707,141.83, 2,558,505.21 and 1,277,305.20

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Solution

The fourth proportional to 1,707,141.83, 2,558,505.21 and 1,277,305.20 is: 1,914,306.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,707,141.83 : 2,558,505.21 = 1,277,305.20 : x
  2. Step 2: Convert to fraction form
    1,707,141.83/2,558,505.21 = 1,277,305.20/x
  3. Step 3: Cross multiply
    1,707,141.83x = 2,558,505.21 × 1,277,305.20
  4. Step 4: Simplify right side
    1,707,141.83x = 3,267,992,008,960.09
  5. Step 5: Solve for x
    x = 3,267,992,008,960.09/1,707,141.83
  6. Step 6: Final answer
    x = 1,914,306.09

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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.