Home / 3,948,636.72-5,923,316.54-1,108,729.72

Finding the Fourth Proportional to 3,948,636.72, 5,923,316.54 and 1,108,729.72

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Solution

The fourth proportional to 3,948,636.72, 5,923,316.54 and 1,108,729.72 is: 1,663,196.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,948,636.72 : 5,923,316.54 = 1,108,729.72 : x
  2. Step 2: Convert to fraction form
    3,948,636.72/5,923,316.54 = 1,108,729.72/x
  3. Step 3: Cross multiply
    3,948,636.72x = 5,923,316.54 × 1,108,729.72
  4. Step 4: Simplify right side
    3,948,636.72x = 6,567,357,088,865.57
  5. Step 5: Solve for x
    x = 6,567,357,088,865.57/3,948,636.72
  6. Step 6: Final answer
    x = 1,663,196.07

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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.