Home / 3,832,385.40-5,741,579.70-3,118,548.60

Finding the Fourth Proportional to 3,832,385.40, 5,741,579.70 and 3,118,548.60

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Solution

The fourth proportional to 3,832,385.40, 5,741,579.70 and 3,118,548.60 is: 4,672,128.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,832,385.40 : 5,741,579.70 = 3,118,548.60 : x
  2. Step 2: Convert to fraction form
    3,832,385.40/5,741,579.70 = 3,118,548.60/x
  3. Step 3: Cross multiply
    3,832,385.40x = 5,741,579.70 × 3,118,548.60
  4. Step 4: Simplify right side
    3,832,385.40x = 17,905,395,335,223.42
  5. Step 5: Solve for x
    x = 17,905,395,335,223.42/3,832,385.40
  6. Step 6: Final answer
    x = 4,672,128.05

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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.