Home / 1,145,257.38-1,715,268.96-546,638.83

Finding the Fourth Proportional to 1,145,257.38, 1,715,268.96 and 546,638.83

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Solution

The fourth proportional to 1,145,257.38, 1,715,268.96 and 546,638.83 is: 818,709.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,257.38 : 1,715,268.96 = 546,638.83 : x
  2. Step 2: Convert to fraction form
    1,145,257.38/1,715,268.96 = 546,638.83/x
  3. Step 3: Cross multiply
    1,145,257.38x = 1,715,268.96 × 546,638.83
  4. Step 4: Simplify right side
    1,145,257.38x = 937,632,613,141.54
  5. Step 5: Solve for x
    x = 937,632,613,141.54/1,145,257.38
  6. Step 6: Final answer
    x = 818,709.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.