Finding the Fourth Proportional to 2,701,551.92, 3,723,816.12 and 1,830,121.52
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Solution
The fourth proportional to 2,701,551.92, 3,723,816.12 and 1,830,121.52 is: 2,522,637.44
Step by Step Solution
- Step 1: Write the proportion equation
2,701,551.92 : 3,723,816.12 = 1,830,121.52 : x - Step 2: Convert to fraction form
2,701,551.92/3,723,816.12 = 1,830,121.52/x - Step 3: Cross multiply
2,701,551.92x = 3,723,816.12 × 1,830,121.52 - Step 4: Simplify right side
2,701,551.92x = 6,815,036,017,734.90 - Step 5: Solve for x
x = 6,815,036,017,734.90/2,701,551.92 - Step 6: Final answer
x = 2,522,637.44
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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.