Finding the Fourth Proportional to 5,462,623.30, 8,193,157.35 and 1,868,556.10
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Solution
The fourth proportional to 5,462,623.30, 8,193,157.35 and 1,868,556.10 is: 2,802,568.16
Step by Step Solution
- Step 1: Write the proportion equation
5,462,623.30 : 8,193,157.35 = 1,868,556.10 : x - Step 2: Convert to fraction form
5,462,623.30/8,193,157.35 = 1,868,556.10/x - Step 3: Cross multiply
5,462,623.30x = 8,193,157.35 × 1,868,556.10 - Step 4: Simplify right side
5,462,623.30x = 15,309,374,144,602.34 - Step 5: Solve for x
x = 15,309,374,144,602.34/5,462,623.30 - Step 6: Final answer
x = 2,802,568.16
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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.