Finding the Fourth Proportional to 2,636,556.24, 3,638,476.26 and 1,548,873.66
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Solution
The fourth proportional to 2,636,556.24, 3,638,476.26 and 1,548,873.66 is: 2,137,462.48
Step by Step Solution
- Step 1: Write the proportion equation
2,636,556.24 : 3,638,476.26 = 1,548,873.66 : x - Step 2: Convert to fraction form
2,636,556.24/3,638,476.26 = 1,548,873.66/x - Step 3: Cross multiply
2,636,556.24x = 3,638,476.26 × 1,548,873.66 - Step 4: Simplify right side
2,636,556.24x = 5,635,540,041,649.31 - Step 5: Solve for x
x = 5,635,540,041,649.31/2,636,556.24 - Step 6: Final answer
x = 2,137,462.48
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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.