Home / 2,422,383.15-3,342,857.86-1,319,860.51

Finding the Fourth Proportional to 2,422,383.15, 3,342,857.86 and 1,319,860.51

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Solution

The fourth proportional to 2,422,383.15, 3,342,857.86 and 1,319,860.51 is: 1,821,390.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,422,383.15 : 3,342,857.86 = 1,319,860.51 : x
  2. Step 2: Convert to fraction form
    2,422,383.15/3,342,857.86 = 1,319,860.51/x
  3. Step 3: Cross multiply
    2,422,383.15x = 3,342,857.86 × 1,319,860.51
  4. Step 4: Simplify right side
    2,422,383.15x = 4,412,106,079,957.11
  5. Step 5: Solve for x
    x = 4,412,106,079,957.11/2,422,383.15
  6. Step 6: Final answer
    x = 1,821,390.67

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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.