Finding the Fourth Proportional to 2,384,584.18, 3,299,390.76 and 2,079,297.21
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Solution
The fourth proportional to 2,384,584.18, 3,299,390.76 and 2,079,297.21 is: 2,876,985.45
Step by Step Solution
- Step 1: Write the proportion equation
2,384,584.18 : 3,299,390.76 = 2,079,297.21 : x - Step 2: Convert to fraction form
2,384,584.18/3,299,390.76 = 2,079,297.21/x - Step 3: Cross multiply
2,384,584.18x = 3,299,390.76 × 2,079,297.21 - Step 4: Simplify right side
2,384,584.18x = 6,860,414,001,967.78 - Step 5: Solve for x
x = 6,860,414,001,967.78/2,384,584.18 - Step 6: Final answer
x = 2,876,985.45
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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.