Home / 3,952,854.40-5,929,281.60-3,669,419.20

Finding the Fourth Proportional to 3,952,854.40, 5,929,281.60 and 3,669,419.20

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Solution

The fourth proportional to 3,952,854.40, 5,929,281.60 and 3,669,419.20 is: 5,504,128.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,952,854.40 : 5,929,281.60 = 3,669,419.20 : x
  2. Step 2: Convert to fraction form
    3,952,854.40/5,929,281.60 = 3,669,419.20/x
  3. Step 3: Cross multiply
    3,952,854.40x = 5,929,281.60 × 3,669,419.20
  4. Step 4: Simplify right side
    3,952,854.40x = 21,757,019,745,246.72
  5. Step 5: Solve for x
    x = 21,757,019,745,246.72/3,952,854.40
  6. Step 6: Final answer
    x = 5,504,128.80

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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.