Home / 4,128,020.40-6,179,783.40-3,067,762.80

Finding the Fourth Proportional to 4,128,020.40, 6,179,783.40 and 3,067,762.80

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Solution

The fourth proportional to 4,128,020.40, 6,179,783.40 and 3,067,762.80 is: 4,592,542.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,128,020.40 : 6,179,783.40 = 3,067,762.80 : x
  2. Step 2: Convert to fraction form
    4,128,020.40/6,179,783.40 = 3,067,762.80/x
  3. Step 3: Cross multiply
    4,128,020.40x = 6,179,783.40 × 3,067,762.80
  4. Step 4: Simplify right side
    4,128,020.40x = 18,958,109,626,577.52
  5. Step 5: Solve for x
    x = 18,958,109,626,577.52/4,128,020.40
  6. Step 6: Final answer
    x = 4,592,542.62

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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.