Home / 1,576,172.52-2,364,634.62-511,216.92

Finding the Fourth Proportional to 1,576,172.52, 2,364,634.62 and 511,216.92

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Solution

The fourth proportional to 1,576,172.52, 2,364,634.62 and 511,216.92 is: 766,947.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,172.52 : 2,364,634.62 = 511,216.92 : x
  2. Step 2: Convert to fraction form
    1,576,172.52/2,364,634.62 = 511,216.92/x
  3. Step 3: Cross multiply
    1,576,172.52x = 2,364,634.62 × 511,216.92
  4. Step 4: Simplify right side
    1,576,172.52x = 1,208,841,227,361.77
  5. Step 5: Solve for x
    x = 1,208,841,227,361.77/1,576,172.52
  6. Step 6: Final answer
    x = 766,947.28

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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.