Finding the Fourth Proportional to 4,267,492.24, 5,889,678.54 and 2,798,636.68
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Solution
The fourth proportional to 4,267,492.24, 5,889,678.54 and 2,798,636.68 is: 3,862,472.26
Step by Step Solution
- Step 1: Write the proportion equation
4,267,492.24 : 5,889,678.54 = 2,798,636.68 : x - Step 2: Convert to fraction form
4,267,492.24/5,889,678.54 = 2,798,636.68/x - Step 3: Cross multiply
4,267,492.24x = 5,889,678.54 × 2,798,636.68 - Step 4: Simplify right side
4,267,492.24x = 16,483,070,395,452.85 - Step 5: Solve for x
x = 16,483,070,395,452.85/4,267,492.24 - Step 6: Final answer
x = 3,862,472.26
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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.