Home / 1,093,589.40-1,640,384.10-494,570.10

Finding the Fourth Proportional to 1,093,589.40, 1,640,384.10 and 494,570.10

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Solution

The fourth proportional to 1,093,589.40, 1,640,384.10 and 494,570.10 is: 741,855.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,589.40 : 1,640,384.10 = 494,570.10 : x
  2. Step 2: Convert to fraction form
    1,093,589.40/1,640,384.10 = 494,570.10/x
  3. Step 3: Cross multiply
    1,093,589.40x = 1,640,384.10 × 494,570.10
  4. Step 4: Simplify right side
    1,093,589.40x = 811,284,928,375.41
  5. Step 5: Solve for x
    x = 811,284,928,375.41/1,093,589.40
  6. Step 6: Final answer
    x = 741,855.15

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Double scale
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Similar ratio
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1.5x scale

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.