Home / 5,422,338.90-8,127,832.86-1,826,863.02

Finding the Fourth Proportional to 5,422,338.90, 8,127,832.86 and 1,826,863.02

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Solution

The fourth proportional to 5,422,338.90, 8,127,832.86 and 1,826,863.02 is: 2,738,382.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,422,338.90 : 8,127,832.86 = 1,826,863.02 : x
  2. Step 2: Convert to fraction form
    5,422,338.90/8,127,832.86 = 1,826,863.02/x
  3. Step 3: Cross multiply
    5,422,338.90x = 8,127,832.86 × 1,826,863.02
  4. Step 4: Simplify right side
    5,422,338.90x = 14,848,437,284,674.84
  5. Step 5: Solve for x
    x = 14,848,437,284,674.84/5,422,338.90
  6. Step 6: Final answer
    x = 2,738,382.38

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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.