Finding the Fourth Proportional to 5,486,191.92, 7,574,643.99 and 3,424,348.26
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Solution
The fourth proportional to 5,486,191.92, 7,574,643.99 and 3,424,348.26 is: 4,727,909.51
Step by Step Solution
- Step 1: Write the proportion equation
5,486,191.92 : 7,574,643.99 = 3,424,348.26 : x - Step 2: Convert to fraction form
5,486,191.92/7,574,643.99 = 3,424,348.26/x - Step 3: Cross multiply
5,486,191.92x = 7,574,643.99 × 3,424,348.26 - Step 4: Simplify right side
5,486,191.92x = 25,938,218,967,275.96 - Step 5: Solve for x
x = 25,938,218,967,275.96/5,486,191.92 - Step 6: Final answer
x = 4,727,909.51
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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.