Home / 2,427,399.94-3,622,642.40-2,158,364.92

Finding the Fourth Proportional to 2,427,399.94, 3,622,642.40 and 2,158,364.92

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Solution

The fourth proportional to 2,427,399.94, 3,622,642.40 and 2,158,364.92 is: 3,221,135.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,427,399.94 : 3,622,642.40 = 2,158,364.92 : x
  2. Step 2: Convert to fraction form
    2,427,399.94/3,622,642.40 = 2,158,364.92/x
  3. Step 3: Cross multiply
    2,427,399.94x = 3,622,642.40 × 2,158,364.92
  4. Step 4: Simplify right side
    2,427,399.94x = 7,818,984,273,864.61
  5. Step 5: Solve for x
    x = 7,818,984,273,864.61/2,427,399.94
  6. Step 6: Final answer
    x = 3,221,135.56

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.