Home / 1,226,573.96-1,839,731.52-328,106.39

Finding the Fourth Proportional to 1,226,573.96, 1,839,731.52 and 328,106.39

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Solution

The fourth proportional to 1,226,573.96, 1,839,731.52 and 328,106.39 is: 492,124.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,573.96 : 1,839,731.52 = 328,106.39 : x
  2. Step 2: Convert to fraction form
    1,226,573.96/1,839,731.52 = 328,106.39/x
  3. Step 3: Cross multiply
    1,226,573.96x = 1,839,731.52 × 328,106.39
  4. Step 4: Simplify right side
    1,226,573.96x = 603,627,667,596.41
  5. Step 5: Solve for x
    x = 603,627,667,596.41/1,226,573.96
  6. Step 6: Final answer
    x = 492,124.97

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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.