Home / 1,161,228.90-1,741,843.50-362,578.86

Finding the Fourth Proportional to 1,161,228.90, 1,741,843.50 and 362,578.86

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Solution

The fourth proportional to 1,161,228.90, 1,741,843.50 and 362,578.86 is: 543,868.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,228.90 : 1,741,843.50 = 362,578.86 : x
  2. Step 2: Convert to fraction form
    1,161,228.90/1,741,843.50 = 362,578.86/x
  3. Step 3: Cross multiply
    1,161,228.90x = 1,741,843.50 × 362,578.86
  4. Step 4: Simplify right side
    1,161,228.90x = 631,555,630,528.41
  5. Step 5: Solve for x
    x = 631,555,630,528.41/1,161,228.90
  6. Step 6: Final answer
    x = 543,868.34

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Double scale
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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.