Home / 3,697,015.76-5,102,121.16-2,065,431.88

Finding the Fourth Proportional to 3,697,015.76, 5,102,121.16 and 2,065,431.88

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Solution

The fourth proportional to 3,697,015.76, 5,102,121.16 and 2,065,431.88 is: 2,850,429.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,697,015.76 : 5,102,121.16 = 2,065,431.88 : x
  2. Step 2: Convert to fraction form
    3,697,015.76/5,102,121.16 = 2,065,431.88/x
  3. Step 3: Cross multiply
    3,697,015.76x = 5,102,121.16 × 2,065,431.88
  4. Step 4: Simplify right side
    3,697,015.76x = 10,538,083,699,486.58
  5. Step 5: Solve for x
    x = 10,538,083,699,486.58/3,697,015.76
  6. Step 6: Final answer
    x = 2,850,429.75

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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.