Home / 1,259,522.19-1,738,074.87-715,582.44

Finding the Fourth Proportional to 1,259,522.19, 1,738,074.87 and 715,582.44

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Solution

The fourth proportional to 1,259,522.19, 1,738,074.87 and 715,582.44 is: 987,466.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,522.19 : 1,738,074.87 = 715,582.44 : x
  2. Step 2: Convert to fraction form
    1,259,522.19/1,738,074.87 = 715,582.44/x
  3. Step 3: Cross multiply
    1,259,522.19x = 1,738,074.87 × 715,582.44
  4. Step 4: Simplify right side
    1,259,522.19x = 1,243,735,856,377.28
  5. Step 5: Solve for x
    x = 1,243,735,856,377.28/1,259,522.19
  6. Step 6: Final answer
    x = 987,466.41

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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.