Home / 3,400,256.83-4,692,186.06-1,872,078.43

Finding the Fourth Proportional to 3,400,256.83, 4,692,186.06 and 1,872,078.43

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Solution

The fourth proportional to 3,400,256.83, 4,692,186.06 and 1,872,078.43 is: 2,583,375.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,400,256.83 : 4,692,186.06 = 1,872,078.43 : x
  2. Step 2: Convert to fraction form
    3,400,256.83/4,692,186.06 = 1,872,078.43/x
  3. Step 3: Cross multiply
    3,400,256.83x = 4,692,186.06 × 1,872,078.43
  4. Step 4: Simplify right side
    3,400,256.83x = 8,784,140,312,472.69
  5. Step 5: Solve for x
    x = 8,784,140,312,472.69/3,400,256.83
  6. Step 6: Final answer
    x = 2,583,375.54

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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.