Finding the Fourth Proportional to 5,511,869.47, 8,267,269.64 and 1,673,725.12
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Solution
The fourth proportional to 5,511,869.47, 8,267,269.64 and 1,673,725.12 is: 2,510,425.35
Step by Step Solution
- Step 1: Write the proportion equation
5,511,869.47 : 8,267,269.64 = 1,673,725.12 : x - Step 2: Convert to fraction form
5,511,869.47/8,267,269.64 = 1,673,725.12/x - Step 3: Cross multiply
5,511,869.47x = 8,267,269.64 × 1,673,725.12 - Step 4: Simplify right side
5,511,869.47x = 13,837,136,870,281.36 - Step 5: Solve for x
x = 13,837,136,870,281.36/5,511,869.47 - Step 6: Final answer
x = 2,510,425.35
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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.