Finding the Fourth Proportional to 2,557,585.68, 3,528,941.38 and 1,469,647.08
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Solution
The fourth proportional to 2,557,585.68, 3,528,941.38 and 1,469,647.08 is: 2,027,810.23
Step by Step Solution
- Step 1: Write the proportion equation
2,557,585.68 : 3,528,941.38 = 1,469,647.08 : x - Step 2: Convert to fraction form
2,557,585.68/3,528,941.38 = 1,469,647.08/x - Step 3: Cross multiply
2,557,585.68x = 3,528,941.38 × 1,469,647.08 - Step 4: Simplify right side
2,557,585.68x = 5,186,298,394,608.17 - Step 5: Solve for x
x = 5,186,298,394,608.17/2,557,585.68 - Step 6: Final answer
x = 2,027,810.23
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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.