Home / 1,505,682.54-2,077,815.78-826,614.18

Finding the Fourth Proportional to 1,505,682.54, 2,077,815.78 and 826,614.18

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Solution

The fourth proportional to 1,505,682.54, 2,077,815.78 and 826,614.18 is: 1,140,713.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505,682.54 : 2,077,815.78 = 826,614.18 : x
  2. Step 2: Convert to fraction form
    1,505,682.54/2,077,815.78 = 826,614.18/x
  3. Step 3: Cross multiply
    1,505,682.54x = 2,077,815.78 × 826,614.18
  4. Step 4: Simplify right side
    1,505,682.54x = 1,717,551,987,175.76
  5. Step 5: Solve for x
    x = 1,717,551,987,175.76/1,505,682.54
  6. Step 6: Final answer
    x = 1,140,713.23

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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.