Home / 2,132,380.59-2,942,678.07-1,165,510.32

Finding the Fourth Proportional to 2,132,380.59, 2,942,678.07 and 1,165,510.32

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Solution

The fourth proportional to 2,132,380.59, 2,942,678.07 and 1,165,510.32 is: 1,608,400.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,132,380.59 : 2,942,678.07 = 1,165,510.32 : x
  2. Step 2: Convert to fraction form
    2,132,380.59/2,942,678.07 = 1,165,510.32/x
  3. Step 3: Cross multiply
    2,132,380.59x = 2,942,678.07 × 1,165,510.32
  4. Step 4: Simplify right side
    2,132,380.59x = 3,429,721,659,022.68
  5. Step 5: Solve for x
    x = 3,429,721,659,022.68/2,132,380.59
  6. Step 6: Final answer
    x = 1,608,400.34

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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.