Home / 2,245,637.52-3,098,976.48-1,278,768

Finding the Fourth Proportional to 2,245,637.52, 3,098,976.48 and 1,278,768

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Solution

The fourth proportional to 2,245,637.52, 3,098,976.48 and 1,278,768 is: 1,764,697.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,245,637.52 : 3,098,976.48 = 1,278,768 : x
  2. Step 2: Convert to fraction form
    2,245,637.52/3,098,976.48 = 1,278,768/x
  3. Step 3: Cross multiply
    2,245,637.52x = 3,098,976.48 × 1,278,768
  4. Step 4: Simplify right side
    2,245,637.52x = 3,962,871,955,376.64
  5. Step 5: Solve for x
    x = 3,962,871,955,376.64/2,245,637.52
  6. Step 6: Final answer
    x = 1,764,697.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.