Finding the Fourth Proportional to 4,787,216.79, 6,606,089.99 and 2,722,734.58
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Solution
The fourth proportional to 4,787,216.79, 6,606,089.99 and 2,722,734.58 is: 3,757,220.63
Step by Step Solution
- Step 1: Write the proportion equation
4,787,216.79 : 6,606,089.99 = 2,722,734.58 : x - Step 2: Convert to fraction form
4,787,216.79/6,606,089.99 = 2,722,734.58/x - Step 3: Cross multiply
4,787,216.79x = 6,606,089.99 × 2,722,734.58 - Step 4: Simplify right side
4,787,216.79x = 17,986,629,673,069.95 - Step 5: Solve for x
x = 17,986,629,673,069.95/4,787,216.79 - Step 6: Final answer
x = 3,757,220.63
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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.