Finding the Fourth Proportional to 4,124,968.49, 5,693,502.93 and 2,818,749.25
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Solution
The fourth proportional to 4,124,968.49, 5,693,502.93 and 2,818,749.25 is: 3,890,589.02
Step by Step Solution
- Step 1: Write the proportion equation
4,124,968.49 : 5,693,502.93 = 2,818,749.25 : x - Step 2: Convert to fraction form
4,124,968.49/5,693,502.93 = 2,818,749.25/x - Step 3: Cross multiply
4,124,968.49x = 5,693,502.93 × 2,818,749.25 - Step 4: Simplify right side
4,124,968.49x = 16,048,557,136,319.39 - Step 5: Solve for x
x = 16,048,557,136,319.39/4,124,968.49 - Step 6: Final answer
x = 3,890,589.02
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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.