Home / 2,699,670.20-4,049,570.10-806,473.40

Finding the Fourth Proportional to 2,699,670.20, 4,049,570.10 and 806,473.40

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Solution

The fourth proportional to 2,699,670.20, 4,049,570.10 and 806,473.40 is: 1,209,729.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,699,670.20 : 4,049,570.10 = 806,473.40 : x
  2. Step 2: Convert to fraction form
    2,699,670.20/4,049,570.10 = 806,473.40/x
  3. Step 3: Cross multiply
    2,699,670.20x = 4,049,570.10 × 806,473.40
  4. Step 4: Simplify right side
    2,699,670.20x = 3,265,870,567,085.34
  5. Step 5: Solve for x
    x = 3,265,870,567,085.34/2,699,670.20
  6. Step 6: Final answer
    x = 1,209,729.46

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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.