Home / 4,614,221.73-6,917,585.51-1,920,563.21

Finding the Fourth Proportional to 4,614,221.73, 6,917,585.51 and 1,920,563.21

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Solution

The fourth proportional to 4,614,221.73, 6,917,585.51 and 1,920,563.21 is: 2,879,285.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,614,221.73 : 6,917,585.51 = 1,920,563.21 : x
  2. Step 2: Convert to fraction form
    4,614,221.73/6,917,585.51 = 1,920,563.21/x
  3. Step 3: Cross multiply
    4,614,221.73x = 6,917,585.51 × 1,920,563.21
  4. Step 4: Simplify right side
    4,614,221.73x = 13,285,660,188,344.34
  5. Step 5: Solve for x
    x = 13,285,660,188,344.34/4,614,221.73
  6. Step 6: Final answer
    x = 2,879,285.17

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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.