Home / 1,302,760.58-1,797,808.23-729,804.78

Finding the Fourth Proportional to 1,302,760.58, 1,797,808.23 and 729,804.78

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Solution

The fourth proportional to 1,302,760.58, 1,797,808.23 and 729,804.78 is: 1,007,129.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,760.58 : 1,797,808.23 = 729,804.78 : x
  2. Step 2: Convert to fraction form
    1,302,760.58/1,797,808.23 = 729,804.78/x
  3. Step 3: Cross multiply
    1,302,760.58x = 1,797,808.23 × 729,804.78
  4. Step 4: Simplify right side
    1,302,760.58x = 1,312,049,039,777.34
  5. Step 5: Solve for x
    x = 1,312,049,039,777.34/1,302,760.58
  6. Step 6: Final answer
    x = 1,007,129.83

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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.