Home / 2,898,235.83-3,999,409.32-1,608,993.18

Finding the Fourth Proportional to 2,898,235.83, 3,999,409.32 and 1,608,993.18

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Solution

The fourth proportional to 2,898,235.83, 3,999,409.32 and 1,608,993.18 is: 2,220,323.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,898,235.83 : 3,999,409.32 = 1,608,993.18 : x
  2. Step 2: Convert to fraction form
    2,898,235.83/3,999,409.32 = 1,608,993.18/x
  3. Step 3: Cross multiply
    2,898,235.83x = 3,999,409.32 × 1,608,993.18
  4. Step 4: Simplify right side
    2,898,235.83x = 6,435,022,319,908.44
  5. Step 5: Solve for x
    x = 6,435,022,319,908.44/2,898,235.83
  6. Step 6: Final answer
    x = 2,220,323.91

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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.