Home / 1,360,675.48-2,042,274.35-687,229.71

Finding the Fourth Proportional to 1,360,675.48, 2,042,274.35 and 687,229.71

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Solution

The fourth proportional to 1,360,675.48, 2,042,274.35 and 687,229.71 is: 1,031,481.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,675.48 : 2,042,274.35 = 687,229.71 : x
  2. Step 2: Convert to fraction form
    1,360,675.48/2,042,274.35 = 687,229.71/x
  3. Step 3: Cross multiply
    1,360,675.48x = 2,042,274.35 × 687,229.71
  4. Step 4: Simplify right side
    1,360,675.48x = 1,403,511,609,290.94
  5. Step 5: Solve for x
    x = 1,403,511,609,290.94/1,360,675.48
  6. Step 6: Final answer
    x = 1,031,481.52

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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.