Home / 2,173,824.10-2,999,724.46-1,206,896.73

Finding the Fourth Proportional to 2,173,824.10, 2,999,724.46 and 1,206,896.73

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Solution

The fourth proportional to 2,173,824.10, 2,999,724.46 and 1,206,896.73 is: 1,665,432.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,173,824.10 : 2,999,724.46 = 1,206,896.73 : x
  2. Step 2: Convert to fraction form
    2,173,824.10/2,999,724.46 = 1,206,896.73/x
  3. Step 3: Cross multiply
    2,173,824.10x = 2,999,724.46 × 1,206,896.73
  4. Step 4: Simplify right side
    2,173,824.10x = 3,620,357,641,675.02
  5. Step 5: Solve for x
    x = 3,620,357,641,675.02/2,173,824.10
  6. Step 6: Final answer
    x = 1,665,432.65

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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.