Home / 2,213,245.80-3,319,986.38-697,047.30

Finding the Fourth Proportional to 2,213,245.80, 3,319,986.38 and 697,047.30

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Solution

The fourth proportional to 2,213,245.80, 3,319,986.38 and 697,047.30 is: 1,045,608.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,213,245.80 : 3,319,986.38 = 697,047.30 : x
  2. Step 2: Convert to fraction form
    2,213,245.80/3,319,986.38 = 697,047.30/x
  3. Step 3: Cross multiply
    2,213,245.80x = 3,319,986.38 × 697,047.30
  4. Step 4: Simplify right side
    2,213,245.80x = 2,314,187,538,730.54
  5. Step 5: Solve for x
    x = 2,314,187,538,730.54/2,213,245.80
  6. Step 6: Final answer
    x = 1,045,608.01

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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.