Home / 1,665,611.43-2,498,416.83-908,089.92

Finding the Fourth Proportional to 1,665,611.43, 2,498,416.83 and 908,089.92

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Solution

The fourth proportional to 1,665,611.43, 2,498,416.83 and 908,089.92 is: 1,362,134.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,611.43 : 2,498,416.83 = 908,089.92 : x
  2. Step 2: Convert to fraction form
    1,665,611.43/2,498,416.83 = 908,089.92/x
  3. Step 3: Cross multiply
    1,665,611.43x = 2,498,416.83 × 908,089.92
  4. Step 4: Simplify right side
    1,665,611.43x = 2,268,787,139,281.35
  5. Step 5: Solve for x
    x = 2,268,787,139,281.35/1,665,611.43
  6. Step 6: Final answer
    x = 1,362,134.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.