Home / 2,900,374.70-4,002,521.46-1,611,181.94

Finding the Fourth Proportional to 2,900,374.70, 4,002,521.46 and 1,611,181.94

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Solution

The fourth proportional to 2,900,374.70, 4,002,521.46 and 1,611,181.94 is: 2,223,433.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,900,374.70 : 4,002,521.46 = 1,611,181.94 : x
  2. Step 2: Convert to fraction form
    2,900,374.70/4,002,521.46 = 1,611,181.94/x
  3. Step 3: Cross multiply
    2,900,374.70x = 4,002,521.46 × 1,611,181.94
  4. Step 4: Simplify right side
    2,900,374.70x = 6,448,790,290,814.43
  5. Step 5: Solve for x
    x = 6,448,790,290,814.43/2,900,374.70
  6. Step 6: Final answer
    x = 2,223,433.51

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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.