Home / 4,860,865.65-7,293,259.09-2,163,345.86

Finding the Fourth Proportional to 4,860,865.65, 7,293,259.09 and 2,163,345.86

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Solution

The fourth proportional to 4,860,865.65, 7,293,259.09 and 2,163,345.86 is: 3,245,891.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,860,865.65 : 7,293,259.09 = 2,163,345.86 : x
  2. Step 2: Convert to fraction form
    4,860,865.65/7,293,259.09 = 2,163,345.86/x
  3. Step 3: Cross multiply
    4,860,865.65x = 7,293,259.09 × 2,163,345.86
  4. Step 4: Simplify right side
    4,860,865.65x = 15,777,841,858,258.87
  5. Step 5: Solve for x
    x = 15,777,841,858,258.87/4,860,865.65
  6. Step 6: Final answer
    x = 3,245,891.37

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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.