Home / 3,919,527-5,879,661.48-1,523,556.72

Finding the Fourth Proportional to 3,919,527, 5,879,661.48 and 1,523,556.72

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Solution

The fourth proportional to 3,919,527, 5,879,661.48 and 1,523,556.72 is: 2,285,479.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,919,527 : 5,879,661.48 = 1,523,556.72 : x
  2. Step 2: Convert to fraction form
    3,919,527/5,879,661.48 = 1,523,556.72/x
  3. Step 3: Cross multiply
    3,919,527x = 5,879,661.48 × 1,523,556.72
  4. Step 4: Simplify right side
    3,919,527x = 8,957,997,759,179.15
  5. Step 5: Solve for x
    x = 8,957,997,759,179.15/3,919,527
  6. Step 6: Final answer
    x = 2,285,479.28

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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.