Home / 2,451,429.60-3,677,145.36-768,664.32

Finding the Fourth Proportional to 2,451,429.60, 3,677,145.36 and 768,664.32

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Solution

The fourth proportional to 2,451,429.60, 3,677,145.36 and 768,664.32 is: 1,152,996.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,451,429.60 : 3,677,145.36 = 768,664.32 : x
  2. Step 2: Convert to fraction form
    2,451,429.60/3,677,145.36 = 768,664.32/x
  3. Step 3: Cross multiply
    2,451,429.60x = 3,677,145.36 × 768,664.32
  4. Step 4: Simplify right side
    2,451,429.60x = 2,826,490,437,685.56
  5. Step 5: Solve for x
    x = 2,826,490,437,685.56/2,451,429.60
  6. Step 6: Final answer
    x = 1,152,996.78

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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.