Home / 4,165,676.80-6,248,515.20-1,505,662.72

Finding the Fourth Proportional to 4,165,676.80, 6,248,515.20 and 1,505,662.72

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Solution

The fourth proportional to 4,165,676.80, 6,248,515.20 and 1,505,662.72 is: 2,258,494.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,165,676.80 : 6,248,515.20 = 1,505,662.72 : x
  2. Step 2: Convert to fraction form
    4,165,676.80/6,248,515.20 = 1,505,662.72/x
  3. Step 3: Cross multiply
    4,165,676.80x = 6,248,515.20 × 1,505,662.72
  4. Step 4: Simplify right side
    4,165,676.80x = 9,408,156,391,993.34
  5. Step 5: Solve for x
    x = 9,408,156,391,993.34/4,165,676.80
  6. Step 6: Final answer
    x = 2,258,494.08

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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.