Home / 3,388,730.20-5,083,062.90-829,956.40

Finding the Fourth Proportional to 3,388,730.20, 5,083,062.90 and 829,956.40

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Solution

The fourth proportional to 3,388,730.20, 5,083,062.90 and 829,956.40 is: 1,244,926.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,388,730.20 : 5,083,062.90 = 829,956.40 : x
  2. Step 2: Convert to fraction form
    3,388,730.20/5,083,062.90 = 829,956.40/x
  3. Step 3: Cross multiply
    3,388,730.20x = 5,083,062.90 × 829,956.40
  4. Step 4: Simplify right side
    3,388,730.20x = 4,218,720,585,457.56
  5. Step 5: Solve for x
    x = 4,218,720,585,457.56/3,388,730.20
  6. Step 6: Final answer
    x = 1,244,926.66

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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.