Home / 2,247,142.70-3,370,714.05-1,300,025.90

Finding the Fourth Proportional to 2,247,142.70, 3,370,714.05 and 1,300,025.90

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Solution

The fourth proportional to 2,247,142.70, 3,370,714.05 and 1,300,025.90 is: 1,950,038.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247,142.70 : 3,370,714.05 = 1,300,025.90 : x
  2. Step 2: Convert to fraction form
    2,247,142.70/3,370,714.05 = 1,300,025.90/x
  3. Step 3: Cross multiply
    2,247,142.70x = 3,370,714.05 × 1,300,025.90
  4. Step 4: Simplify right side
    2,247,142.70x = 4,382,015,566,493.89
  5. Step 5: Solve for x
    x = 4,382,015,566,493.89/2,247,142.70
  6. Step 6: Final answer
    x = 1,950,038.85

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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.