Home / 1,879,664.61-2,593,940.11-1,020,225.25

Finding the Fourth Proportional to 1,879,664.61, 2,593,940.11 and 1,020,225.25

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Solution

The fourth proportional to 1,879,664.61, 2,593,940.11 and 1,020,225.25 is: 1,407,912.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879,664.61 : 2,593,940.11 = 1,020,225.25 : x
  2. Step 2: Convert to fraction form
    1,879,664.61/2,593,940.11 = 1,020,225.25/x
  3. Step 3: Cross multiply
    1,879,664.61x = 2,593,940.11 × 1,020,225.25
  4. Step 4: Simplify right side
    1,879,664.61x = 2,646,403,188,174.36
  5. Step 5: Solve for x
    x = 2,646,403,188,174.36/1,879,664.61
  6. Step 6: Final answer
    x = 1,407,912.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.