Home / 3,618,014.40-5,419,148.40-3,145,622.40

Finding the Fourth Proportional to 3,618,014.40, 5,419,148.40 and 3,145,622.40

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Solution

The fourth proportional to 3,618,014.40, 5,419,148.40 and 3,145,622.40 is: 4,711,588.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,618,014.40 : 5,419,148.40 = 3,145,622.40 : x
  2. Step 2: Convert to fraction form
    3,618,014.40/5,419,148.40 = 3,145,622.40/x
  3. Step 3: Cross multiply
    3,618,014.40x = 5,419,148.40 × 3,145,622.40
  4. Step 4: Simplify right side
    3,618,014.40x = 17,046,594,595,964.16
  5. Step 5: Solve for x
    x = 17,046,594,595,964.16/3,618,014.40
  6. Step 6: Final answer
    x = 4,711,588.38

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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.