Home / 2,678,137.84-3,696,961.19-1,808,151.06

Finding the Fourth Proportional to 2,678,137.84, 3,696,961.19 and 1,808,151.06

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Solution

The fourth proportional to 2,678,137.84, 3,696,961.19 and 1,808,151.06 is: 2,496,012.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,678,137.84 : 3,696,961.19 = 1,808,151.06 : x
  2. Step 2: Convert to fraction form
    2,678,137.84/3,696,961.19 = 1,808,151.06/x
  3. Step 3: Cross multiply
    2,678,137.84x = 3,696,961.19 × 1,808,151.06
  4. Step 4: Simplify right side
    2,678,137.84x = 6,684,664,299,300.21
  5. Step 5: Solve for x
    x = 6,684,664,299,300.21/2,678,137.84
  6. Step 6: Final answer
    x = 2,496,012.04

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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.