Home / 1,254,431.82-1,731,117.96-681,472.47

Finding the Fourth Proportional to 1,254,431.82, 1,731,117.96 and 681,472.47

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Solution

The fourth proportional to 1,254,431.82, 1,731,117.96 and 681,472.47 is: 940,433.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,431.82 : 1,731,117.96 = 681,472.47 : x
  2. Step 2: Convert to fraction form
    1,254,431.82/1,731,117.96 = 681,472.47/x
  3. Step 3: Cross multiply
    1,254,431.82x = 1,731,117.96 × 681,472.47
  4. Step 4: Simplify right side
    1,254,431.82x = 1,179,709,232,062.56
  5. Step 5: Solve for x
    x = 1,179,709,232,062.56/1,254,431.82
  6. Step 6: Final answer
    x = 940,433.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.