Finding the Fourth Proportional to 4,213,161.29, 5,820,114.71 and 3,352,620.53
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Solution
The fourth proportional to 4,213,161.29, 5,820,114.71 and 3,352,620.53 is: 4,631,352.74
Step by Step Solution
- Step 1: Write the proportion equation
4,213,161.29 : 5,820,114.71 = 3,352,620.53 : x - Step 2: Convert to fraction form
4,213,161.29/5,820,114.71 = 3,352,620.53/x - Step 3: Cross multiply
4,213,161.29x = 5,820,114.71 × 3,352,620.53 - Step 4: Simplify right side
4,213,161.29x = 19,512,636,063,701.00 - Step 5: Solve for x
x = 19,512,636,063,701.00/4,213,161.29 - Step 6: Final answer
x = 4,631,352.74
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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.