Home / 2,485,465.26-3,429,909.46-1,397,736.50

Finding the Fourth Proportional to 2,485,465.26, 3,429,909.46 and 1,397,736.50

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Solution

The fourth proportional to 2,485,465.26, 3,429,909.46 and 1,397,736.50 is: 1,928,858.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,485,465.26 : 3,429,909.46 = 1,397,736.50 : x
  2. Step 2: Convert to fraction form
    2,485,465.26/3,429,909.46 = 1,397,736.50/x
  3. Step 3: Cross multiply
    2,485,465.26x = 3,429,909.46 × 1,397,736.50
  4. Step 4: Simplify right side
    2,485,465.26x = 4,794,109,643,937.29
  5. Step 5: Solve for x
    x = 4,794,109,643,937.29/2,485,465.26
  6. Step 6: Final answer
    x = 1,928,858.04

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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.