Home / 4,087,132.74-5,640,684.21-2,251,778.58

Finding the Fourth Proportional to 4,087,132.74, 5,640,684.21 and 2,251,778.58

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Solution

The fourth proportional to 4,087,132.74, 5,640,684.21 and 2,251,778.58 is: 3,107,697.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,087,132.74 : 5,640,684.21 = 2,251,778.58 : x
  2. Step 2: Convert to fraction form
    4,087,132.74/5,640,684.21 = 2,251,778.58/x
  3. Step 3: Cross multiply
    4,087,132.74x = 5,640,684.21 × 2,251,778.58
  4. Step 4: Simplify right side
    4,087,132.74x = 12,701,571,880,622.22
  5. Step 5: Solve for x
    x = 12,701,571,880,622.22/4,087,132.74
  6. Step 6: Final answer
    x = 3,107,697.42

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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.