Finding the Fourth Proportional to 2,208,719.75, 3,312,467.26 and 1,398,577.19
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Solution
The fourth proportional to 2,208,719.75, 3,312,467.26 and 1,398,577.19 is: 2,097,478.03
Step by Step Solution
- Step 1: Write the proportion equation
2,208,719.75 : 3,312,467.26 = 1,398,577.19 : x - Step 2: Convert to fraction form
2,208,719.75/3,312,467.26 = 1,398,577.19/x - Step 3: Cross multiply
2,208,719.75x = 3,312,467.26 × 1,398,577.19 - Step 4: Simplify right side
2,208,719.75x = 4,632,741,132,399.02 - Step 5: Solve for x
x = 4,632,741,132,399.02/2,208,719.75 - Step 6: Final answer
x = 2,097,478.03
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.