Home / 1,869,103.54-2,803,654.96-449,159.61

Finding the Fourth Proportional to 1,869,103.54, 2,803,654.96 and 449,159.61

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Solution

The fourth proportional to 1,869,103.54, 2,803,654.96 and 449,159.61 is: 673,739.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,103.54 : 2,803,654.96 = 449,159.61 : x
  2. Step 2: Convert to fraction form
    1,869,103.54/2,803,654.96 = 449,159.61/x
  3. Step 3: Cross multiply
    1,869,103.54x = 2,803,654.96 × 449,159.61
  4. Step 4: Simplify right side
    1,869,103.54x = 1,259,288,577,798.97
  5. Step 5: Solve for x
    x = 1,259,288,577,798.97/1,869,103.54
  6. Step 6: Final answer
    x = 673,739.34

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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.