Home / 1,080,119.42-1,620,159.06-322,474.58

Finding the Fourth Proportional to 1,080,119.42, 1,620,159.06 and 322,474.58

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Solution

The fourth proportional to 1,080,119.42, 1,620,159.06 and 322,474.58 is: 483,705.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,119.42 : 1,620,159.06 = 322,474.58 : x
  2. Step 2: Convert to fraction form
    1,080,119.42/1,620,159.06 = 322,474.58/x
  3. Step 3: Cross multiply
    1,080,119.42x = 1,620,159.06 × 322,474.58
  4. Step 4: Simplify right side
    1,080,119.42x = 522,460,112,406.70
  5. Step 5: Solve for x
    x = 522,460,112,406.70/1,080,119.42
  6. Step 6: Final answer
    x = 483,705.88

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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.