Home / 2,398,736.77-3,310,256.86-1,311,008.36

Finding the Fourth Proportional to 2,398,736.77, 3,310,256.86 and 1,311,008.36

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Solution

The fourth proportional to 2,398,736.77, 3,310,256.86 and 1,311,008.36 is: 1,809,191.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,398,736.77 : 3,310,256.86 = 1,311,008.36 : x
  2. Step 2: Convert to fraction form
    2,398,736.77/3,310,256.86 = 1,311,008.36/x
  3. Step 3: Cross multiply
    2,398,736.77x = 3,310,256.86 × 1,311,008.36
  4. Step 4: Simplify right side
    2,398,736.77x = 4,339,774,397,378.54
  5. Step 5: Solve for x
    x = 4,339,774,397,378.54/2,398,736.77
  6. Step 6: Final answer
    x = 1,809,191.59

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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.