Home / 2,970,927-4,099,929.12-1,612,800

Finding the Fourth Proportional to 2,970,927, 4,099,929.12 and 1,612,800

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Solution

The fourth proportional to 2,970,927, 4,099,929.12 and 1,612,800 is: 2,225,691.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,970,927 : 4,099,929.12 = 1,612,800 : x
  2. Step 2: Convert to fraction form
    2,970,927/4,099,929.12 = 1,612,800/x
  3. Step 3: Cross multiply
    2,970,927x = 4,099,929.12 × 1,612,800
  4. Step 4: Simplify right side
    2,970,927x = 6,612,365,684,736
  5. Step 5: Solve for x
    x = 6,612,365,684,736/2,970,927
  6. Step 6: Final answer
    x = 2,225,691.07

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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.