Home / 3,380,098.27-5,070,147.40-821,300.08

Finding the Fourth Proportional to 3,380,098.27, 5,070,147.40 and 821,300.08

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Solution

The fourth proportional to 3,380,098.27, 5,070,147.40 and 821,300.08 is: 1,231,950.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,380,098.27 : 5,070,147.40 = 821,300.08 : x
  2. Step 2: Convert to fraction form
    3,380,098.27/5,070,147.40 = 821,300.08/x
  3. Step 3: Cross multiply
    3,380,098.27x = 5,070,147.40 × 821,300.08
  4. Step 4: Simplify right side
    3,380,098.27x = 4,164,112,439,881.06
  5. Step 5: Solve for x
    x = 4,164,112,439,881.06/3,380,098.27
  6. Step 6: Final answer
    x = 1,231,950.11

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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.