Home / 1,364,125.79-2,046,517.40-511,204.91

Finding the Fourth Proportional to 1,364,125.79, 2,046,517.40 and 511,204.91

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Solution

The fourth proportional to 1,364,125.79, 2,046,517.40 and 511,204.91 is: 766,930.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,364,125.79 : 2,046,517.40 = 511,204.91 : x
  2. Step 2: Convert to fraction form
    1,364,125.79/2,046,517.40 = 511,204.91/x
  3. Step 3: Cross multiply
    1,364,125.79x = 2,046,517.40 × 511,204.91
  4. Step 4: Simplify right side
    1,364,125.79x = 1,046,189,731,450.33
  5. Step 5: Solve for x
    x = 1,046,189,731,450.33/1,364,125.79
  6. Step 6: Final answer
    x = 766,930.54

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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.