Home / 2,008,148.81-2,771,216.98-1,136,961.05

Finding the Fourth Proportional to 2,008,148.81, 2,771,216.98 and 1,136,961.05

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Solution

The fourth proportional to 2,008,148.81, 2,771,216.98 and 1,136,961.05 is: 1,568,990.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,008,148.81 : 2,771,216.98 = 1,136,961.05 : x
  2. Step 2: Convert to fraction form
    2,008,148.81/2,771,216.98 = 1,136,961.05/x
  3. Step 3: Cross multiply
    2,008,148.81x = 2,771,216.98 × 1,136,961.05
  4. Step 4: Simplify right side
    2,008,148.81x = 3,150,765,750,660.14
  5. Step 5: Solve for x
    x = 3,150,765,750,660.14/2,008,148.81
  6. Step 6: Final answer
    x = 1,568,990.18

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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.