Home / 1,808,064.94-2,711,047.17-685,521.58

Finding the Fourth Proportional to 1,808,064.94, 2,711,047.17 and 685,521.58

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Solution

The fourth proportional to 1,808,064.94, 2,711,047.17 and 685,521.58 is: 1,027,884.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,808,064.94 : 2,711,047.17 = 685,521.58 : x
  2. Step 2: Convert to fraction form
    1,808,064.94/2,711,047.17 = 685,521.58/x
  3. Step 3: Cross multiply
    1,808,064.94x = 2,711,047.17 × 685,521.58
  4. Step 4: Simplify right side
    1,808,064.94x = 1,858,481,339,432.93
  5. Step 5: Solve for x
    x = 1,858,481,339,432.93/1,808,064.94
  6. Step 6: Final answer
    x = 1,027,884.18

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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.