Finding the Fourth Proportional to 2,776,974.16, 3,831,093.48 and 1,809,752.08
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Solution
The fourth proportional to 2,776,974.16, 3,831,093.48 and 1,809,752.08 is: 2,496,720.89
Step by Step Solution
- Step 1: Write the proportion equation
2,776,974.16 : 3,831,093.48 = 1,809,752.08 : x - Step 2: Convert to fraction form
2,776,974.16/3,831,093.48 = 1,809,752.08/x - Step 3: Cross multiply
2,776,974.16x = 3,831,093.48 × 1,809,752.08 - Step 4: Simplify right side
2,776,974.16x = 6,933,329,394,104.44 - Step 5: Solve for x
x = 6,933,329,394,104.44/2,776,974.16 - Step 6: Final answer
x = 2,496,720.89
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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.