Home / 2,008,143.18-2,771,209.22-1,136,955.40

Finding the Fourth Proportional to 2,008,143.18, 2,771,209.22 and 1,136,955.40

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Solution

The fourth proportional to 2,008,143.18, 2,771,209.22 and 1,136,955.40 is: 1,568,982.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,008,143.18 : 2,771,209.22 = 1,136,955.40 : x
  2. Step 2: Convert to fraction form
    2,008,143.18/2,771,209.22 = 1,136,955.40/x
  3. Step 3: Cross multiply
    2,008,143.18x = 2,771,209.22 × 1,136,955.40
  4. Step 4: Simplify right side
    2,008,143.18x = 3,150,741,287,208.79
  5. Step 5: Solve for x
    x = 3,150,741,287,208.79/2,008,143.18
  6. Step 6: Final answer
    x = 1,568,982.39

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.