Home / 1,686,818.43-2,530,227.73-488,741.53

Finding the Fourth Proportional to 1,686,818.43, 2,530,227.73 and 488,741.53

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Solution

The fourth proportional to 1,686,818.43, 2,530,227.73 and 488,741.53 is: 733,112.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,818.43 : 2,530,227.73 = 488,741.53 : x
  2. Step 2: Convert to fraction form
    1,686,818.43/2,530,227.73 = 488,741.53/x
  3. Step 3: Cross multiply
    1,686,818.43x = 2,530,227.73 × 488,741.53
  4. Step 4: Simplify right side
    1,686,818.43x = 1,236,627,372,008.63
  5. Step 5: Solve for x
    x = 1,236,627,372,008.63/1,686,818.43
  6. Step 6: Final answer
    x = 733,112.32

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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.