Home / 1,979,741.62-2,732,043.46-1,074,323.62

Finding the Fourth Proportional to 1,979,741.62, 2,732,043.46 and 1,074,323.62

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Solution

The fourth proportional to 1,979,741.62, 2,732,043.46 and 1,074,323.62 is: 1,482,566.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,979,741.62 : 2,732,043.46 = 1,074,323.62 : x
  2. Step 2: Convert to fraction form
    1,979,741.62/2,732,043.46 = 1,074,323.62/x
  3. Step 3: Cross multiply
    1,979,741.62x = 2,732,043.46 × 1,074,323.62
  4. Step 4: Simplify right side
    1,979,741.62x = 2,935,098,819,944.53
  5. Step 5: Solve for x
    x = 2,935,098,819,944.53/1,979,741.62
  6. Step 6: Final answer
    x = 1,482,566.61

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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.