Home / 2,786,874.45-4,180,108.72-1,250,345.66

Finding the Fourth Proportional to 2,786,874.45, 4,180,108.72 and 1,250,345.66

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Solution

The fourth proportional to 2,786,874.45, 4,180,108.72 and 1,250,345.66 is: 1,875,427.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,786,874.45 : 4,180,108.72 = 1,250,345.66 : x
  2. Step 2: Convert to fraction form
    2,786,874.45/4,180,108.72 = 1,250,345.66/x
  3. Step 3: Cross multiply
    2,786,874.45x = 4,180,108.72 × 1,250,345.66
  4. Step 4: Simplify right side
    2,786,874.45x = 5,226,580,796,380.16
  5. Step 5: Solve for x
    x = 5,226,580,796,380.16/2,786,874.45
  6. Step 6: Final answer
    x = 1,875,427.43

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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.