Home / 2,927,923.73-4,385,489.22-1,216,879.32

Finding the Fourth Proportional to 2,927,923.73, 4,385,489.22 and 1,216,879.32

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Solution

The fourth proportional to 2,927,923.73, 4,385,489.22 and 1,216,879.32 is: 1,822,660.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927,923.73 : 4,385,489.22 = 1,216,879.32 : x
  2. Step 2: Convert to fraction form
    2,927,923.73/4,385,489.22 = 1,216,879.32/x
  3. Step 3: Cross multiply
    2,927,923.73x = 4,385,489.22 × 1,216,879.32
  4. Step 4: Simplify right side
    2,927,923.73x = 5,336,611,139,900.93
  5. Step 5: Solve for x
    x = 5,336,611,139,900.93/2,927,923.73
  6. Step 6: Final answer
    x = 1,822,660.57

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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.