Finding the Fourth Proportional to 5,725,595.82, 7,901,338.62 and 3,278,244.42
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Solution
The fourth proportional to 5,725,595.82, 7,901,338.62 and 3,278,244.42 is: 4,523,986.68
Step by Step Solution
- Step 1: Write the proportion equation
5,725,595.82 : 7,901,338.62 = 3,278,244.42 : x - Step 2: Convert to fraction form
5,725,595.82/7,901,338.62 = 3,278,244.42/x - Step 3: Cross multiply
5,725,595.82x = 7,901,338.62 × 3,278,244.42 - Step 4: Simplify right side
5,725,595.82x = 25,902,519,241,545.50 - Step 5: Solve for x
x = 25,902,519,241,545.50/5,725,595.82 - Step 6: Final answer
x = 4,523,986.68
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1.5x scale
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.