Home / 5,458,266.30-8,188,379.81-1,863,192.48

Finding the Fourth Proportional to 5,458,266.30, 8,188,379.81 and 1,863,192.48

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Solution

The fourth proportional to 5,458,266.30, 8,188,379.81 and 1,863,192.48 is: 2,795,123.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,458,266.30 : 8,188,379.81 = 1,863,192.48 : x
  2. Step 2: Convert to fraction form
    5,458,266.30/8,188,379.81 = 1,863,192.48/x
  3. Step 3: Cross multiply
    5,458,266.30x = 8,188,379.81 × 1,863,192.48
  4. Step 4: Simplify right side
    5,458,266.30x = 15,256,527,652,340.41
  5. Step 5: Solve for x
    x = 15,256,527,652,340.41/5,458,266.30
  6. Step 6: Final answer
    x = 2,795,123.36

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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.