Home / 1,229,675.47-1,842,042.97-612,319.54

Finding the Fourth Proportional to 1,229,675.47, 1,842,042.97 and 612,319.54

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Solution

The fourth proportional to 1,229,675.47, 1,842,042.97 and 612,319.54 is: 917,249.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,675.47 : 1,842,042.97 = 612,319.54 : x
  2. Step 2: Convert to fraction form
    1,229,675.47/1,842,042.97 = 612,319.54/x
  3. Step 3: Cross multiply
    1,229,675.47x = 1,842,042.97 × 612,319.54
  4. Step 4: Simplify right side
    1,229,675.47x = 1,127,918,904,050.63
  5. Step 5: Solve for x
    x = 1,127,918,904,050.63/1,229,675.47
  6. Step 6: Final answer
    x = 917,249.25

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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.