Home / 1,643,410.26-2,465,380.27-506,172.09

Finding the Fourth Proportional to 1,643,410.26, 2,465,380.27 and 506,172.09

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Solution

The fourth proportional to 1,643,410.26, 2,465,380.27 and 506,172.09 is: 759,339.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,643,410.26 : 2,465,380.27 = 506,172.09 : x
  2. Step 2: Convert to fraction form
    1,643,410.26/2,465,380.27 = 506,172.09/x
  3. Step 3: Cross multiply
    1,643,410.26x = 2,465,380.27 × 506,172.09
  4. Step 4: Simplify right side
    1,643,410.26x = 1,247,906,675,711.35
  5. Step 5: Solve for x
    x = 1,247,906,675,711.35/1,643,410.26
  6. Step 6: Final answer
    x = 759,339.71

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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.