Home / 4,651,221.90-6,976,832.85-1,239,501.90

Finding the Fourth Proportional to 4,651,221.90, 6,976,832.85 and 1,239,501.90

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Solution

The fourth proportional to 4,651,221.90, 6,976,832.85 and 1,239,501.90 is: 1,859,252.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,651,221.90 : 6,976,832.85 = 1,239,501.90 : x
  2. Step 2: Convert to fraction form
    4,651,221.90/6,976,832.85 = 1,239,501.90/x
  3. Step 3: Cross multiply
    4,651,221.90x = 6,976,832.85 × 1,239,501.90
  4. Step 4: Simplify right side
    4,651,221.90x = 8,647,797,573,557.41
  5. Step 5: Solve for x
    x = 8,647,797,573,557.41/4,651,221.90
  6. Step 6: Final answer
    x = 1,859,252.85

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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.