Home / 4,086,775.32-5,640,192.89-2,251,421.68

Finding the Fourth Proportional to 4,086,775.32, 5,640,192.89 and 2,251,421.68

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Solution

The fourth proportional to 4,086,775.32, 5,640,192.89 and 2,251,421.68 is: 3,107,205.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,086,775.32 : 5,640,192.89 = 2,251,421.68 : x
  2. Step 2: Convert to fraction form
    4,086,775.32/5,640,192.89 = 2,251,421.68/x
  3. Step 3: Cross multiply
    4,086,775.32x = 5,640,192.89 × 2,251,421.68
  4. Step 4: Simplify right side
    4,086,775.32x = 12,698,452,539,256.33
  5. Step 5: Solve for x
    x = 12,698,452,539,256.33/4,086,775.32
  6. Step 6: Final answer
    x = 3,107,205.94

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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.