Home / 1,511,634.35-2,267,437.41-612,862.43

Finding the Fourth Proportional to 1,511,634.35, 2,267,437.41 and 612,862.43

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Solution

The fourth proportional to 1,511,634.35, 2,267,437.41 and 612,862.43 is: 919,287.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,634.35 : 2,267,437.41 = 612,862.43 : x
  2. Step 2: Convert to fraction form
    1,511,634.35/2,267,437.41 = 612,862.43/x
  3. Step 3: Cross multiply
    1,511,634.35x = 2,267,437.41 × 612,862.43
  4. Step 4: Simplify right side
    1,511,634.35x = 1,389,627,206,634.10
  5. Step 5: Solve for x
    x = 1,389,627,206,634.10/1,511,634.35
  6. Step 6: Final answer
    x = 919,287.93

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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.