Finding the Fourth Proportional to 2,830,684.05, 4,242,483.09 and 2,229,269.94
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Solution
The fourth proportional to 2,830,684.05, 4,242,483.09 and 2,229,269.94 is: 3,341,114.68
Step by Step Solution
- Step 1: Write the proportion equation
2,830,684.05 : 4,242,483.09 = 2,229,269.94 : x - Step 2: Convert to fraction form
2,830,684.05/4,242,483.09 = 2,229,269.94/x - Step 3: Cross multiply
2,830,684.05x = 4,242,483.09 × 2,229,269.94 - Step 4: Simplify right side
2,830,684.05x = 9,457,640,023,495.32 - Step 5: Solve for x
x = 9,457,640,023,495.32/2,830,684.05 - Step 6: Final answer
x = 3,341,114.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.