Home / 3,601,428.32-4,970,089.43-1,969,835.63

Finding the Fourth Proportional to 3,601,428.32, 4,970,089.43 and 1,969,835.63

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Solution

The fourth proportional to 3,601,428.32, 4,970,089.43 and 1,969,835.63 is: 2,718,437.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,601,428.32 : 4,970,089.43 = 1,969,835.63 : x
  2. Step 2: Convert to fraction form
    3,601,428.32/4,970,089.43 = 1,969,835.63/x
  3. Step 3: Cross multiply
    3,601,428.32x = 4,970,089.43 × 1,969,835.63
  4. Step 4: Simplify right side
    3,601,428.32x = 9,790,259,233,651.21
  5. Step 5: Solve for x
    x = 9,790,259,233,651.21/3,601,428.32
  6. Step 6: Final answer
    x = 2,718,437.90

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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.