Home / 2,836,076.63-3,915,702.21-2,181,540.35

Finding the Fourth Proportional to 2,836,076.63, 3,915,702.21 and 2,181,540.35

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Solution

The fourth proportional to 2,836,076.63, 3,915,702.21 and 2,181,540.35 is: 3,011,999.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,836,076.63 : 3,915,702.21 = 2,181,540.35 : x
  2. Step 2: Convert to fraction form
    2,836,076.63/3,915,702.21 = 2,181,540.35/x
  3. Step 3: Cross multiply
    2,836,076.63x = 3,915,702.21 × 2,181,540.35
  4. Step 4: Simplify right side
    2,836,076.63x = 8,542,262,369,699.17
  5. Step 5: Solve for x
    x = 8,542,262,369,699.17/2,836,076.63
  6. Step 6: Final answer
    x = 3,011,999.84

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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.