Home / 1,522,911.74-2,282,760.12-511,074.32

Finding the Fourth Proportional to 1,522,911.74, 2,282,760.12 and 511,074.32

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Solution

The fourth proportional to 1,522,911.74, 2,282,760.12 and 511,074.32 is: 766,072.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,911.74 : 2,282,760.12 = 511,074.32 : x
  2. Step 2: Convert to fraction form
    1,522,911.74/2,282,760.12 = 511,074.32/x
  3. Step 3: Cross multiply
    1,522,911.74x = 2,282,760.12 × 511,074.32
  4. Step 4: Simplify right side
    1,522,911.74x = 1,166,660,076,052.12
  5. Step 5: Solve for x
    x = 1,166,660,076,052.12/1,522,911.74
  6. Step 6: Final answer
    x = 766,072.02

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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.