Home / 1,687,427.94-2,328,619.44-923,466.18

Finding the Fourth Proportional to 1,687,427.94, 2,328,619.44 and 923,466.18

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Solution

The fourth proportional to 1,687,427.94, 2,328,619.44 and 923,466.18 is: 1,274,366.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,427.94 : 2,328,619.44 = 923,466.18 : x
  2. Step 2: Convert to fraction form
    1,687,427.94/2,328,619.44 = 923,466.18/x
  3. Step 3: Cross multiply
    1,687,427.94x = 2,328,619.44 × 923,466.18
  4. Step 4: Simplify right side
    1,687,427.94x = 2,150,401,298,930.54
  5. Step 5: Solve for x
    x = 2,150,401,298,930.54/1,687,427.94
  6. Step 6: Final answer
    x = 1,274,366.30

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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.