Home / 1,268,797.80-1,902,754.04-510,442.59

Finding the Fourth Proportional to 1,268,797.80, 1,902,754.04 and 510,442.59

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Solution

The fourth proportional to 1,268,797.80, 1,902,754.04 and 510,442.59 is: 765,485.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,797.80 : 1,902,754.04 = 510,442.59 : x
  2. Step 2: Convert to fraction form
    1,268,797.80/1,902,754.04 = 510,442.59/x
  3. Step 3: Cross multiply
    1,268,797.80x = 1,902,754.04 × 510,442.59
  4. Step 4: Simplify right side
    1,268,797.80x = 971,246,697,758.35
  5. Step 5: Solve for x
    x = 971,246,697,758.35/1,268,797.80
  6. Step 6: Final answer
    x = 765,485.80

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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.