Home / 2,876,625.81-3,969,838.95-1,569,949.38

Finding the Fourth Proportional to 2,876,625.81, 3,969,838.95 and 1,569,949.38

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Solution

The fourth proportional to 2,876,625.81, 3,969,838.95 and 1,569,949.38 is: 2,166,582.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,876,625.81 : 3,969,838.95 = 1,569,949.38 : x
  2. Step 2: Convert to fraction form
    2,876,625.81/3,969,838.95 = 1,569,949.38/x
  3. Step 3: Cross multiply
    2,876,625.81x = 3,969,838.95 × 1,569,949.38
  4. Step 4: Simplify right side
    2,876,625.81x = 6,232,446,198,252.35
  5. Step 5: Solve for x
    x = 6,232,446,198,252.35/2,876,625.81
  6. Step 6: Final answer
    x = 2,166,582.17

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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.