Home / 2,380,643.20-3,570,993.84-697,780.48

Finding the Fourth Proportional to 2,380,643.20, 3,570,993.84 and 697,780.48

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Solution

The fourth proportional to 2,380,643.20, 3,570,993.84 and 697,780.48 is: 1,046,679.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,380,643.20 : 3,570,993.84 = 697,780.48 : x
  2. Step 2: Convert to fraction form
    2,380,643.20/3,570,993.84 = 697,780.48/x
  3. Step 3: Cross multiply
    2,380,643.20x = 3,570,993.84 × 697,780.48
  4. Step 4: Simplify right side
    2,380,643.20x = 2,491,769,795,752.24
  5. Step 5: Solve for x
    x = 2,491,769,795,752.24/2,380,643.20
  6. Step 6: Final answer
    x = 1,046,679.23

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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.