Finding the Fourth Proportional to 4,026,248, 5,556,261.12 and 2,215,450.88
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Solution
The fourth proportional to 4,026,248, 5,556,261.12 and 2,215,450.88 is: 3,057,343.61
Step by Step Solution
- Step 1: Write the proportion equation
4,026,248 : 5,556,261.12 = 2,215,450.88 : x - Step 2: Convert to fraction form
4,026,248/5,556,261.12 = 2,215,450.88/x - Step 3: Cross multiply
4,026,248x = 5,556,261.12 × 2,215,450.88 - Step 4: Simplify right side
4,026,248x = 12,309,623,587,813.79 - Step 5: Solve for x
x = 12,309,623,587,813.79/4,026,248 - Step 6: Final answer
x = 3,057,343.61
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1.5x scale
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.