Home / 1,366,120.68-2,048,714.46-860,369.64

Finding the Fourth Proportional to 1,366,120.68, 2,048,714.46 and 860,369.64

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Solution

The fourth proportional to 1,366,120.68, 2,048,714.46 and 860,369.64 is: 1,290,260.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,120.68 : 2,048,714.46 = 860,369.64 : x
  2. Step 2: Convert to fraction form
    1,366,120.68/2,048,714.46 = 860,369.64/x
  3. Step 3: Cross multiply
    1,366,120.68x = 2,048,714.46 × 860,369.64
  4. Step 4: Simplify right side
    1,366,120.68x = 1,762,651,722,412.99
  5. Step 5: Solve for x
    x = 1,762,651,722,412.99/1,366,120.68
  6. Step 6: Final answer
    x = 1,290,260.63

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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.