Home / 1,860,998.37-2,791,689.84-513,161.22

Finding the Fourth Proportional to 1,860,998.37, 2,791,689.84 and 513,161.22

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Solution

The fourth proportional to 1,860,998.37, 2,791,689.84 and 513,161.22 is: 769,794.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,860,998.37 : 2,791,689.84 = 513,161.22 : x
  2. Step 2: Convert to fraction form
    1,860,998.37/2,791,689.84 = 513,161.22/x
  3. Step 3: Cross multiply
    1,860,998.37x = 2,791,689.84 × 513,161.22
  4. Step 4: Simplify right side
    1,860,998.37x = 1,432,586,964,156.00
  5. Step 5: Solve for x
    x = 1,432,586,964,156.00/1,860,998.37
  6. Step 6: Final answer
    x = 769,794.85

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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.