Finding the Fourth Proportional to 4,809,841.92, 6,637,689.36 and 2,744,816.31
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Solution
The fourth proportional to 4,809,841.92, 6,637,689.36 and 2,744,816.31 is: 3,787,907.86
Step by Step Solution
- Step 1: Write the proportion equation
4,809,841.92 : 6,637,689.36 = 2,744,816.31 : x - Step 2: Convert to fraction form
4,809,841.92/6,637,689.36 = 2,744,816.31/x - Step 3: Cross multiply
4,809,841.92x = 6,637,689.36 × 2,744,816.31 - Step 4: Simplify right side
4,809,841.92x = 18,219,238,016,041.46 - Step 5: Solve for x
x = 18,219,238,016,041.46/4,809,841.92 - Step 6: Final answer
x = 3,787,907.86
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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.