Home / 2,529,970.76-3,491,442.14-1,384,051.11

Finding the Fourth Proportional to 2,529,970.76, 3,491,442.14 and 1,384,051.11

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Solution

The fourth proportional to 2,529,970.76, 3,491,442.14 and 1,384,051.11 is: 1,910,035.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,529,970.76 : 3,491,442.14 = 1,384,051.11 : x
  2. Step 2: Convert to fraction form
    2,529,970.76/3,491,442.14 = 1,384,051.11/x
  3. Step 3: Cross multiply
    2,529,970.76x = 3,491,442.14 × 1,384,051.11
  4. Step 4: Simplify right side
    2,529,970.76x = 4,832,334,369,367.78
  5. Step 5: Solve for x
    x = 4,832,334,369,367.78/2,529,970.76
  6. Step 6: Final answer
    x = 1,910,035.66

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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.