Home / 1,579,336.38-2,179,477.80-854,184.96

Finding the Fourth Proportional to 1,579,336.38, 2,179,477.80 and 854,184.96

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Solution

The fourth proportional to 1,579,336.38, 2,179,477.80 and 854,184.96 is: 1,178,771.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,336.38 : 2,179,477.80 = 854,184.96 : x
  2. Step 2: Convert to fraction form
    1,579,336.38/2,179,477.80 = 854,184.96/x
  3. Step 3: Cross multiply
    1,579,336.38x = 2,179,477.80 × 854,184.96
  4. Step 4: Simplify right side
    1,579,336.38x = 1,861,677,157,413.89
  5. Step 5: Solve for x
    x = 1,861,677,157,413.89/1,579,336.38
  6. Step 6: Final answer
    x = 1,178,771.78

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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.