Finding the Fourth Proportional to 4,089,745.84, 5,643,871.68 and 2,371,884.88
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Solution
The fourth proportional to 4,089,745.84, 5,643,871.68 and 2,371,884.88 is: 3,273,214.14
Step by Step Solution
- Step 1: Write the proportion equation
4,089,745.84 : 5,643,871.68 = 2,371,884.88 : x - Step 2: Convert to fraction form
4,089,745.84/5,643,871.68 = 2,371,884.88/x - Step 3: Cross multiply
4,089,745.84x = 5,643,871.68 × 2,371,884.88 - Step 4: Simplify right side
4,089,745.84x = 13,386,613,902,452.20 - Step 5: Solve for x
x = 13,386,613,902,452.20/4,089,745.84 - Step 6: Final answer
x = 3,273,214.14
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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.