Home / 1,949,600.90-2,920,902.15-1,669,664.90

Finding the Fourth Proportional to 1,949,600.90, 2,920,902.15 and 1,669,664.90

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Solution

The fourth proportional to 1,949,600.90, 2,920,902.15 and 1,669,664.90 is: 2,501,500.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,949,600.90 : 2,920,902.15 = 1,669,664.90 : x
  2. Step 2: Convert to fraction form
    1,949,600.90/2,920,902.15 = 1,669,664.90/x
  3. Step 3: Cross multiply
    1,949,600.90x = 2,920,902.15 × 1,669,664.90
  4. Step 4: Simplify right side
    1,949,600.90x = 4,876,927,796,189.53
  5. Step 5: Solve for x
    x = 4,876,927,796,189.53/1,949,600.90
  6. Step 6: Final answer
    x = 2,501,500.59

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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.