Home / 1,342,998.25-2,013,231.06-668,441.86

Finding the Fourth Proportional to 1,342,998.25, 2,013,231.06 and 668,441.86

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Solution

The fourth proportional to 1,342,998.25, 2,013,231.06 and 668,441.86 is: 1,002,032.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,998.25 : 2,013,231.06 = 668,441.86 : x
  2. Step 2: Convert to fraction form
    1,342,998.25/2,013,231.06 = 668,441.86/x
  3. Step 3: Cross multiply
    1,342,998.25x = 2,013,231.06 × 668,441.86
  4. Step 4: Simplify right side
    1,342,998.25x = 1,345,727,914,356.17
  5. Step 5: Solve for x
    x = 1,345,727,914,356.17/1,342,998.25
  6. Step 6: Final answer
    x = 1,002,032.52

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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.