Home / 5,828,664.72-8,743,729.48-3,129,279.60

Finding the Fourth Proportional to 5,828,664.72, 8,743,729.48 and 3,129,279.60

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Solution

The fourth proportional to 5,828,664.72, 8,743,729.48 and 3,129,279.60 is: 4,694,312.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,828,664.72 : 8,743,729.48 = 3,129,279.60 : x
  2. Step 2: Convert to fraction form
    5,828,664.72/8,743,729.48 = 3,129,279.60/x
  3. Step 3: Cross multiply
    5,828,664.72x = 8,743,729.48 × 3,129,279.60
  4. Step 4: Simplify right side
    5,828,664.72x = 27,361,574,289,682.61
  5. Step 5: Solve for x
    x = 27,361,574,289,682.61/5,828,664.72
  6. Step 6: Final answer
    x = 4,694,312.61

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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.