Home / 1,243,021.27-1,715,387.06-733,723.64

Finding the Fourth Proportional to 1,243,021.27, 1,715,387.06 and 733,723.64

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Solution

The fourth proportional to 1,243,021.27, 1,715,387.06 and 733,723.64 is: 1,012,549.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,021.27 : 1,715,387.06 = 733,723.64 : x
  2. Step 2: Convert to fraction form
    1,243,021.27/1,715,387.06 = 733,723.64/x
  3. Step 3: Cross multiply
    1,243,021.27x = 1,715,387.06 × 733,723.64
  4. Step 4: Simplify right side
    1,243,021.27x = 1,258,620,037,672.10
  5. Step 5: Solve for x
    x = 1,258,620,037,672.10/1,243,021.27
  6. Step 6: Final answer
    x = 1,012,549.08

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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.