Home / 1,842,722.46-2,543,043.60-1,079,022.06

Finding the Fourth Proportional to 1,842,722.46, 2,543,043.60 and 1,079,022.06

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Solution

The fourth proportional to 1,842,722.46, 2,543,043.60 and 1,079,022.06 is: 1,489,101.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,842,722.46 : 2,543,043.60 = 1,079,022.06 : x
  2. Step 2: Convert to fraction form
    1,842,722.46/2,543,043.60 = 1,079,022.06/x
  3. Step 3: Cross multiply
    1,842,722.46x = 2,543,043.60 × 1,079,022.06
  4. Step 4: Simplify right side
    1,842,722.46x = 2,744,000,143,941.82
  5. Step 5: Solve for x
    x = 2,744,000,143,941.82/1,842,722.46
  6. Step 6: Final answer
    x = 1,489,101.16

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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.