Finding the Fourth Proportional to 3,621,446.08, 5,434,721.53 and 1,702,444.70
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Solution
The fourth proportional to 3,621,446.08, 5,434,721.53 and 1,702,444.70 is: 2,554,866.94
Step by Step Solution
- Step 1: Write the proportion equation
3,621,446.08 : 5,434,721.53 = 1,702,444.70 : x - Step 2: Convert to fraction form
3,621,446.08/5,434,721.53 = 1,702,444.70/x - Step 3: Cross multiply
3,621,446.08x = 5,434,721.53 × 1,702,444.70 - Step 4: Simplify right side
3,621,446.08x = 9,252,312,874,055.08 - Step 5: Solve for x
x = 9,252,312,874,055.08/3,621,446.08 - Step 6: Final answer
x = 2,554,866.94
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.