Home / 5,320,992.80-7,980,193.20-1,534,080.80

Finding the Fourth Proportional to 5,320,992.80, 7,980,193.20 and 1,534,080.80

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Solution

The fourth proportional to 5,320,992.80, 7,980,193.20 and 1,534,080.80 is: 2,300,747.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,320,992.80 : 7,980,193.20 = 1,534,080.80 : x
  2. Step 2: Convert to fraction form
    5,320,992.80/7,980,193.20 = 1,534,080.80/x
  3. Step 3: Cross multiply
    5,320,992.80x = 7,980,193.20 × 1,534,080.80
  4. Step 4: Simplify right side
    5,320,992.80x = 12,242,261,168,410.56
  5. Step 5: Solve for x
    x = 12,242,261,168,410.56/5,320,992.80
  6. Step 6: Final answer
    x = 2,300,747.55

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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.