Home / 2,040,388.80-3,060,453.60-692,548.80

Finding the Fourth Proportional to 2,040,388.80, 3,060,453.60 and 692,548.80

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Solution

The fourth proportional to 2,040,388.80, 3,060,453.60 and 692,548.80 is: 1,038,779.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040,388.80 : 3,060,453.60 = 692,548.80 : x
  2. Step 2: Convert to fraction form
    2,040,388.80/3,060,453.60 = 692,548.80/x
  3. Step 3: Cross multiply
    2,040,388.80x = 3,060,453.60 × 692,548.80
  4. Step 4: Simplify right side
    2,040,388.80x = 2,119,513,468,135.68
  5. Step 5: Solve for x
    x = 2,119,513,468,135.68/2,040,388.80
  6. Step 6: Final answer
    x = 1,038,779.21

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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.