Home / 1,313,028.23-1,811,942.87-732,268.76

Finding the Fourth Proportional to 1,313,028.23, 1,811,942.87 and 732,268.76

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Solution

The fourth proportional to 1,313,028.23, 1,811,942.87 and 732,268.76 is: 1,010,510.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,028.23 : 1,811,942.87 = 732,268.76 : x
  2. Step 2: Convert to fraction form
    1,313,028.23/1,811,942.87 = 732,268.76/x
  3. Step 3: Cross multiply
    1,313,028.23x = 1,811,942.87 × 732,268.76
  4. Step 4: Simplify right side
    1,313,028.23x = 1,326,829,145,884.68
  5. Step 5: Solve for x
    x = 1,326,829,145,884.68/1,313,028.23
  6. Step 6: Final answer
    x = 1,010,510.76

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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.