Finding the Fourth Proportional to 3,575,117.97, 4,929,031.98 and 2,315,564.42
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Solution
The fourth proportional to 3,575,117.97, 4,929,031.98 and 2,315,564.42 is: 3,192,479.56
Step by Step Solution
- Step 1: Write the proportion equation
3,575,117.97 : 4,929,031.98 = 2,315,564.42 : x - Step 2: Convert to fraction form
3,575,117.97/4,929,031.98 = 2,315,564.42/x - Step 3: Cross multiply
3,575,117.97x = 4,929,031.98 × 2,315,564.42 - Step 4: Simplify right side
3,575,117.97x = 11,413,491,053,284.99 - Step 5: Solve for x
x = 11,413,491,053,284.99/3,575,117.97 - Step 6: Final answer
x = 3,192,479.56
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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.