Home / 3,131,808.30-4,697,712.45-2,136,480.30

Finding the Fourth Proportional to 3,131,808.30, 4,697,712.45 and 2,136,480.30

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Solution

The fourth proportional to 3,131,808.30, 4,697,712.45 and 2,136,480.30 is: 3,204,720.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,131,808.30 : 4,697,712.45 = 2,136,480.30 : x
  2. Step 2: Convert to fraction form
    3,131,808.30/4,697,712.45 = 2,136,480.30/x
  3. Step 3: Cross multiply
    3,131,808.30x = 4,697,712.45 × 2,136,480.30
  4. Step 4: Simplify right side
    3,131,808.30x = 10,036,570,104,489.73
  5. Step 5: Solve for x
    x = 10,036,570,104,489.73/3,131,808.30
  6. Step 6: Final answer
    x = 3,204,720.45

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Double scale
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Similar ratio
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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.