Home / 2,860,772.46-4,287,168.63-2,149,968.30

Finding the Fourth Proportional to 2,860,772.46, 4,287,168.63 and 2,149,968.30

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Solution

The fourth proportional to 2,860,772.46, 4,287,168.63 and 2,149,968.30 is: 3,221,953.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,860,772.46 : 4,287,168.63 = 2,149,968.30 : x
  2. Step 2: Convert to fraction form
    2,860,772.46/4,287,168.63 = 2,149,968.30/x
  3. Step 3: Cross multiply
    2,860,772.46x = 4,287,168.63 × 2,149,968.30
  4. Step 4: Simplify right side
    2,860,772.46x = 9,217,276,651,254.43
  5. Step 5: Solve for x
    x = 9,217,276,651,254.43/2,860,772.46
  6. Step 6: Final answer
    x = 3,221,953.78

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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.