Home / 3,553,071.20-5,329,606.80-2,419,330.40

Finding the Fourth Proportional to 3,553,071.20, 5,329,606.80 and 2,419,330.40

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Solution

The fourth proportional to 3,553,071.20, 5,329,606.80 and 2,419,330.40 is: 3,628,995.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,553,071.20 : 5,329,606.80 = 2,419,330.40 : x
  2. Step 2: Convert to fraction form
    3,553,071.20/5,329,606.80 = 2,419,330.40/x
  3. Step 3: Cross multiply
    3,553,071.20x = 5,329,606.80 × 2,419,330.40
  4. Step 4: Simplify right side
    3,553,071.20x = 12,894,079,751,286.72
  5. Step 5: Solve for x
    x = 12,894,079,751,286.72/3,553,071.20
  6. Step 6: Final answer
    x = 3,628,995.60

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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.