Finding the Fourth Proportional to 4,643,840.73, 6,411,535.26 and 3,016,884.99
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Solution
The fourth proportional to 4,643,840.73, 6,411,535.26 and 3,016,884.99 is: 4,165,273.02
Step by Step Solution
- Step 1: Write the proportion equation
4,643,840.73 : 6,411,535.26 = 3,016,884.99 : x - Step 2: Convert to fraction form
4,643,840.73/6,411,535.26 = 3,016,884.99/x - Step 3: Cross multiply
4,643,840.73x = 6,411,535.26 × 3,016,884.99 - Step 4: Simplify right side
4,643,840.73x = 19,342,864,488,749.75 - Step 5: Solve for x
x = 19,342,864,488,749.75/4,643,840.73 - Step 6: Final answer
x = 4,165,273.02
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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.