Finding the Fourth Proportional to 5,613,366.80, 8,420,244.60 and 1,775,230.40
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Solution
The fourth proportional to 5,613,366.80, 8,420,244.60 and 1,775,230.40 is: 2,662,907.08
Step by Step Solution
- Step 1: Write the proportion equation
5,613,366.80 : 8,420,244.60 = 1,775,230.40 : x - Step 2: Convert to fraction form
5,613,366.80/8,420,244.60 = 1,775,230.40/x - Step 3: Cross multiply
5,613,366.80x = 8,420,244.60 × 1,775,230.40 - Step 4: Simplify right side
5,613,366.80x = 14,947,874,189,355.84 - Step 5: Solve for x
x = 14,947,874,189,355.84/5,613,366.80 - Step 6: Final answer
x = 2,662,907.08
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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.