Home / 2,262,226.14-3,121,931.67-1,243,656.54

Finding the Fourth Proportional to 2,262,226.14, 3,121,931.67 and 1,243,656.54

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Solution

The fourth proportional to 2,262,226.14, 3,121,931.67 and 1,243,656.54 is: 1,716,278.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,262,226.14 : 3,121,931.67 = 1,243,656.54 : x
  2. Step 2: Convert to fraction form
    2,262,226.14/3,121,931.67 = 1,243,656.54/x
  3. Step 3: Cross multiply
    2,262,226.14x = 3,121,931.67 × 1,243,656.54
  4. Step 4: Simplify right side
    2,262,226.14x = 3,882,610,738,828.62
  5. Step 5: Solve for x
    x = 3,882,610,738,828.62/2,262,226.14
  6. Step 6: Final answer
    x = 1,716,278.79

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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.