Home / 2,158,605.15-3,237,863.25-719,393.07

Finding the Fourth Proportional to 2,158,605.15, 3,237,863.25 and 719,393.07

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Solution

The fourth proportional to 2,158,605.15, 3,237,863.25 and 719,393.07 is: 1,079,074.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,158,605.15 : 3,237,863.25 = 719,393.07 : x
  2. Step 2: Convert to fraction form
    2,158,605.15/3,237,863.25 = 719,393.07/x
  3. Step 3: Cross multiply
    2,158,605.15x = 3,237,863.25 × 719,393.07
  4. Step 4: Simplify right side
    2,158,605.15x = 2,329,296,398,497.39
  5. Step 5: Solve for x
    x = 2,329,296,398,497.39/2,158,605.15
  6. Step 6: Final answer
    x = 1,079,074.79

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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.