Home / 3,888,005.70-5,832,008.55-3,076,191.30

Finding the Fourth Proportional to 3,888,005.70, 5,832,008.55 and 3,076,191.30

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Solution

The fourth proportional to 3,888,005.70, 5,832,008.55 and 3,076,191.30 is: 4,614,286.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,888,005.70 : 5,832,008.55 = 3,076,191.30 : x
  2. Step 2: Convert to fraction form
    3,888,005.70/5,832,008.55 = 3,076,191.30/x
  3. Step 3: Cross multiply
    3,888,005.70x = 5,832,008.55 × 3,076,191.30
  4. Step 4: Simplify right side
    3,888,005.70x = 17,940,373,963,035.61
  5. Step 5: Solve for x
    x = 17,940,373,963,035.61/3,888,005.70
  6. Step 6: Final answer
    x = 4,614,286.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.