Home / 1,248,684.86-1,723,185.09-675,725.03

Finding the Fourth Proportional to 1,248,684.86, 1,723,185.09 and 675,725.03

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Solution

The fourth proportional to 1,248,684.86, 1,723,185.09 and 675,725.03 is: 932,500.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,684.86 : 1,723,185.09 = 675,725.03 : x
  2. Step 2: Convert to fraction form
    1,248,684.86/1,723,185.09 = 675,725.03/x
  3. Step 3: Cross multiply
    1,248,684.86x = 1,723,185.09 × 675,725.03
  4. Step 4: Simplify right side
    1,248,684.86x = 1,164,399,288,019.88
  5. Step 5: Solve for x
    x = 1,164,399,288,019.88/1,248,684.86
  6. Step 6: Final answer
    x = 932,500.53

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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.