Finding the Fourth Proportional to 2,923,316.99, 4,034,193.63 and 1,634,211.71
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Solution
The fourth proportional to 2,923,316.99, 4,034,193.63 and 1,634,211.71 is: 2,255,221.21
Step by Step Solution
- Step 1: Write the proportion equation
2,923,316.99 : 4,034,193.63 = 1,634,211.71 : x - Step 2: Convert to fraction form
2,923,316.99/4,034,193.63 = 1,634,211.71/x - Step 3: Cross multiply
2,923,316.99x = 4,034,193.63 × 1,634,211.71 - Step 4: Simplify right side
2,923,316.99x = 6,592,726,470,553.41 - Step 5: Solve for x
x = 6,592,726,470,553.41/2,923,316.99 - Step 6: Final answer
x = 2,255,221.21
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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.