Home / 1,352,394.78-2,028,125.16-392,590.19

Finding the Fourth Proportional to 1,352,394.78, 2,028,125.16 and 392,590.19

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Solution

The fourth proportional to 1,352,394.78, 2,028,125.16 and 392,590.19 is: 588,749.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352,394.78 : 2,028,125.16 = 392,590.19 : x
  2. Step 2: Convert to fraction form
    1,352,394.78/2,028,125.16 = 392,590.19/x
  3. Step 3: Cross multiply
    1,352,394.78x = 2,028,125.16 × 392,590.19
  4. Step 4: Simplify right side
    1,352,394.78x = 796,222,045,874.33
  5. Step 5: Solve for x
    x = 796,222,045,874.33/1,352,394.78
  6. Step 6: Final answer
    x = 588,749.72

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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.