Home / 3,219,126.20-4,828,689.30-1,892,022.20

Finding the Fourth Proportional to 3,219,126.20, 4,828,689.30 and 1,892,022.20

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Solution

The fourth proportional to 3,219,126.20, 4,828,689.30 and 1,892,022.20 is: 2,838,033.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,126.20 : 4,828,689.30 = 1,892,022.20 : x
  2. Step 2: Convert to fraction form
    3,219,126.20/4,828,689.30 = 1,892,022.20/x
  3. Step 3: Cross multiply
    3,219,126.20x = 4,828,689.30 × 1,892,022.20
  4. Step 4: Simplify right side
    3,219,126.20x = 9,135,987,352,502.46
  5. Step 5: Solve for x
    x = 9,135,987,352,502.46/3,219,126.20
  6. Step 6: Final answer
    x = 2,838,033.30

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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.