Finding the Fourth Proportional to 3,308,957.09, 4,566,471.66 and 1,838,927.58
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Solution
The fourth proportional to 3,308,957.09, 4,566,471.66 and 1,838,927.58 is: 2,537,781.67
Step by Step Solution
- Step 1: Write the proportion equation
3,308,957.09 : 4,566,471.66 = 1,838,927.58 : x - Step 2: Convert to fraction form
3,308,957.09/4,566,471.66 = 1,838,927.58/x - Step 3: Cross multiply
3,308,957.09x = 4,566,471.66 × 1,838,927.58 - Step 4: Simplify right side
3,308,957.09x = 8,397,410,661,738.11 - Step 5: Solve for x
x = 8,397,410,661,738.11/3,308,957.09 - Step 6: Final answer
x = 2,537,781.67
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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.