Finding the Fourth Proportional to 5,658,455.36, 7,809,687.46 and 3,335,212.26
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Solution
The fourth proportional to 5,658,455.36, 7,809,687.46 and 3,335,212.26 is: 4,603,193.58
Step by Step Solution
- Step 1: Write the proportion equation
5,658,455.36 : 7,809,687.46 = 3,335,212.26 : x - Step 2: Convert to fraction form
5,658,455.36/7,809,687.46 = 3,335,212.26/x - Step 3: Cross multiply
5,658,455.36x = 7,809,687.46 × 3,335,212.26 - Step 4: Simplify right side
5,658,455.36x = 26,046,965,363,360.26 - Step 5: Solve for x
x = 26,046,965,363,360.26/5,658,455.36 - Step 6: Final answer
x = 4,603,193.58
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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.