Home / 1,214,468.26-1,821,698.55-328,004.26

Finding the Fourth Proportional to 1,214,468.26, 1,821,698.55 and 328,004.26

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Solution

The fourth proportional to 1,214,468.26, 1,821,698.55 and 328,004.26 is: 492,005.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,468.26 : 1,821,698.55 = 328,004.26 : x
  2. Step 2: Convert to fraction form
    1,214,468.26/1,821,698.55 = 328,004.26/x
  3. Step 3: Cross multiply
    1,214,468.26x = 1,821,698.55 × 328,004.26
  4. Step 4: Simplify right side
    1,214,468.26x = 597,524,884,835.82
  5. Step 5: Solve for x
    x = 597,524,884,835.82/1,214,468.26
  6. Step 6: Final answer
    x = 492,005.35

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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.