Home / 2,174,824.89-3,000,924.77-1,256,876.78

Finding the Fourth Proportional to 2,174,824.89, 3,000,924.77 and 1,256,876.78

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Solution

The fourth proportional to 2,174,824.89, 3,000,924.77 and 1,256,876.78 is: 1,734,297.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174,824.89 : 3,000,924.77 = 1,256,876.78 : x
  2. Step 2: Convert to fraction form
    2,174,824.89/3,000,924.77 = 1,256,876.78/x
  3. Step 3: Cross multiply
    2,174,824.89x = 3,000,924.77 × 1,256,876.78
  4. Step 4: Simplify right side
    2,174,824.89x = 3,771,792,640,650.83
  5. Step 5: Solve for x
    x = 3,771,792,640,650.83/2,174,824.89
  6. Step 6: Final answer
    x = 1,734,297.16

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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.