Home / 2,400,976.40-3,313,633.32-1,382,579.60

Finding the Fourth Proportional to 2,400,976.40, 3,313,633.32 and 1,382,579.60

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Solution

The fourth proportional to 2,400,976.40, 3,313,633.32 and 1,382,579.60 is: 1,908,124.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,400,976.40 : 3,313,633.32 = 1,382,579.60 : x
  2. Step 2: Convert to fraction form
    2,400,976.40/3,313,633.32 = 1,382,579.60/x
  3. Step 3: Cross multiply
    2,400,976.40x = 3,313,633.32 × 1,382,579.60
  4. Step 4: Simplify right side
    2,400,976.40x = 4,581,361,830,112.27
  5. Step 5: Solve for x
    x = 4,581,361,830,112.27/2,400,976.40
  6. Step 6: Final answer
    x = 1,908,124.47

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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.