Home / 5,180,519.89-7,770,798.28-1,586,271.88

Finding the Fourth Proportional to 5,180,519.89, 7,770,798.28 and 1,586,271.88

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Solution

The fourth proportional to 5,180,519.89, 7,770,798.28 and 1,586,271.88 is: 2,379,413.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,180,519.89 : 7,770,798.28 = 1,586,271.88 : x
  2. Step 2: Convert to fraction form
    5,180,519.89/7,770,798.28 = 1,586,271.88/x
  3. Step 3: Cross multiply
    5,180,519.89x = 7,770,798.28 × 1,586,271.88
  4. Step 4: Simplify right side
    5,180,519.89x = 12,326,598,786,557.33
  5. Step 5: Solve for x
    x = 12,326,598,786,557.33/5,180,519.89
  6. Step 6: Final answer
    x = 2,379,413.47

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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.