Home / 1,093,563.60-1,640,345.40-694,654.80

Finding the Fourth Proportional to 1,093,563.60, 1,640,345.40 and 694,654.80

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Solution

The fourth proportional to 1,093,563.60, 1,640,345.40 and 694,654.80 is: 1,041,982.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,563.60 : 1,640,345.40 = 694,654.80 : x
  2. Step 2: Convert to fraction form
    1,093,563.60/1,640,345.40 = 694,654.80/x
  3. Step 3: Cross multiply
    1,093,563.60x = 1,640,345.40 × 694,654.80
  4. Step 4: Simplify right side
    1,093,563.60x = 1,139,473,805,767.92
  5. Step 5: Solve for x
    x = 1,139,473,805,767.92/1,093,563.60
  6. Step 6: Final answer
    x = 1,041,982.20

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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.