Home / 2,230,161.57-3,077,644.55-1,211,573.61

Finding the Fourth Proportional to 2,230,161.57, 3,077,644.55 and 1,211,573.61

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Solution

The fourth proportional to 2,230,161.57, 3,077,644.55 and 1,211,573.61 is: 1,671,983.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,230,161.57 : 3,077,644.55 = 1,211,573.61 : x
  2. Step 2: Convert to fraction form
    2,230,161.57/3,077,644.55 = 1,211,573.61/x
  3. Step 3: Cross multiply
    2,230,161.57x = 3,077,644.55 × 1,211,573.61
  4. Step 4: Simplify right side
    2,230,161.57x = 3,728,792,911,682.46
  5. Step 5: Solve for x
    x = 3,728,792,911,682.46/2,230,161.57
  6. Step 6: Final answer
    x = 1,671,983.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.