Home / 4,780,310.58-7,170,446.43-1,940,398.74

Finding the Fourth Proportional to 4,780,310.58, 7,170,446.43 and 1,940,398.74

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Solution

The fourth proportional to 4,780,310.58, 7,170,446.43 and 1,940,398.74 is: 2,910,590.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,780,310.58 : 7,170,446.43 = 1,940,398.74 : x
  2. Step 2: Convert to fraction form
    4,780,310.58/7,170,446.43 = 1,940,398.74/x
  3. Step 3: Cross multiply
    4,780,310.58x = 7,170,446.43 × 1,940,398.74
  4. Step 4: Simplify right side
    4,780,310.58x = 13,913,525,218,009.50
  5. Step 5: Solve for x
    x = 13,913,525,218,009.50/4,780,310.58
  6. Step 6: Final answer
    x = 2,910,590.22

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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.