Finding the Fourth Proportional to 2,728,021.74, 3,764,587.60 and 1,504,326.66
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Solution
The fourth proportional to 2,728,021.74, 3,764,587.60 and 1,504,326.66 is: 2,075,925.35
Step by Step Solution
- Step 1: Write the proportion equation
2,728,021.74 : 3,764,587.60 = 1,504,326.66 : x - Step 2: Convert to fraction form
2,728,021.74/3,764,587.60 = 1,504,326.66/x - Step 3: Cross multiply
2,728,021.74x = 3,764,587.60 × 1,504,326.66 - Step 4: Simplify right side
2,728,021.74x = 5,663,169,490,585.42 - Step 5: Solve for x
x = 5,663,169,490,585.42/2,728,021.74 - Step 6: Final answer
x = 2,075,925.35
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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.