Finding the Fourth Proportional to 3,166,617.14, 4,370,336.37 and 1,771,256.31
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Solution
The fourth proportional to 3,166,617.14, 4,370,336.37 and 1,771,256.31 is: 2,444,560.09
Step by Step Solution
- Step 1: Write the proportion equation
3,166,617.14 : 4,370,336.37 = 1,771,256.31 : x - Step 2: Convert to fraction form
3,166,617.14/4,370,336.37 = 1,771,256.31/x - Step 3: Cross multiply
3,166,617.14x = 4,370,336.37 × 1,771,256.31 - Step 4: Simplify right side
3,166,617.14x = 7,740,985,872,185.00 - Step 5: Solve for x
x = 7,740,985,872,185.00/3,166,617.14 - Step 6: Final answer
x = 2,444,560.09
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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.