Finding the Fourth Proportional to 5,689,577.12, 7,851,213.24 and 3,242,110.28
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Solution
The fourth proportional to 5,689,577.12, 7,851,213.24 and 3,242,110.28 is: 4,473,882.44
Step by Step Solution
- Step 1: Write the proportion equation
5,689,577.12 : 7,851,213.24 = 3,242,110.28 : x - Step 2: Convert to fraction form
5,689,577.12/7,851,213.24 = 3,242,110.28/x - Step 3: Cross multiply
5,689,577.12x = 7,851,213.24 × 3,242,110.28 - Step 4: Simplify right side
5,689,577.12x = 25,454,499,155,876.11 - Step 5: Solve for x
x = 25,454,499,155,876.11/5,689,577.12 - Step 6: Final answer
x = 4,473,882.44
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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.