Home / 1,293,244.25-1,939,866.17-394,690.59

Finding the Fourth Proportional to 1,293,244.25, 1,939,866.17 and 394,690.59

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Solution

The fourth proportional to 1,293,244.25, 1,939,866.17 and 394,690.59 is: 592,035.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,244.25 : 1,939,866.17 = 394,690.59 : x
  2. Step 2: Convert to fraction form
    1,293,244.25/1,939,866.17 = 394,690.59/x
  3. Step 3: Cross multiply
    1,293,244.25x = 1,939,866.17 × 394,690.59
  4. Step 4: Simplify right side
    1,293,244.25x = 765,646,921,184.89
  5. Step 5: Solve for x
    x = 765,646,921,184.89/1,293,244.25
  6. Step 6: Final answer
    x = 592,035.82

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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.