Home / 3,207,144.58-4,810,676.72-778,317.95

Finding the Fourth Proportional to 3,207,144.58, 4,810,676.72 and 778,317.95

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Solution

The fourth proportional to 3,207,144.58, 4,810,676.72 and 778,317.95 is: 1,167,467.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207,144.58 : 4,810,676.72 = 778,317.95 : x
  2. Step 2: Convert to fraction form
    3,207,144.58/4,810,676.72 = 778,317.95/x
  3. Step 3: Cross multiply
    3,207,144.58x = 4,810,676.72 × 778,317.95
  4. Step 4: Simplify right side
    3,207,144.58x = 3,744,236,050,958.23
  5. Step 5: Solve for x
    x = 3,744,236,050,958.23/3,207,144.58
  6. Step 6: Final answer
    x = 1,167,467.18

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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.