Home / 2,318,209.46-3,199,081.38-1,285,550.60

Finding the Fourth Proportional to 2,318,209.46, 3,199,081.38 and 1,285,550.60

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Solution

The fourth proportional to 2,318,209.46, 3,199,081.38 and 1,285,550.60 is: 1,774,033.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318,209.46 : 3,199,081.38 = 1,285,550.60 : x
  2. Step 2: Convert to fraction form
    2,318,209.46/3,199,081.38 = 1,285,550.60/x
  3. Step 3: Cross multiply
    2,318,209.46x = 3,199,081.38 × 1,285,550.60
  4. Step 4: Simplify right side
    2,318,209.46x = 4,112,580,987,507.83
  5. Step 5: Solve for x
    x = 4,112,580,987,507.83/2,318,209.46
  6. Step 6: Final answer
    x = 1,774,033.39

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1.5x scale

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.