Home / 1,293,265.54-1,939,898.04-394,711.84

Finding the Fourth Proportional to 1,293,265.54, 1,939,898.04 and 394,711.84

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Solution

The fourth proportional to 1,293,265.54, 1,939,898.04 and 394,711.84 is: 592,067.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,265.54 : 1,939,898.04 = 394,711.84 : x
  2. Step 2: Convert to fraction form
    1,293,265.54/1,939,898.04 = 394,711.84/x
  3. Step 3: Cross multiply
    1,293,265.54x = 1,939,898.04 × 394,711.84
  4. Step 4: Simplify right side
    1,293,265.54x = 765,700,724,780.79
  5. Step 5: Solve for x
    x = 765,700,724,780.79/1,293,265.54
  6. Step 6: Final answer
    x = 592,067.68

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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.