Home / 1,608,940.43-2,218,518.27-1,027,398.90

Finding the Fourth Proportional to 1,608,940.43, 2,218,518.27 and 1,027,398.90

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Solution

The fourth proportional to 1,608,940.43, 2,218,518.27 and 1,027,398.90 is: 1,416,648.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,608,940.43 : 2,218,518.27 = 1,027,398.90 : x
  2. Step 2: Convert to fraction form
    1,608,940.43/2,218,518.27 = 1,027,398.90/x
  3. Step 3: Cross multiply
    1,608,940.43x = 2,218,518.27 × 1,027,398.90
  4. Step 4: Simplify right side
    1,608,940.43x = 2,279,303,234,080.65
  5. Step 5: Solve for x
    x = 2,279,303,234,080.65/1,608,940.43
  6. Step 6: Final answer
    x = 1,416,648.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.