Finding the Fourth Proportional to 5,411,464.88, 7,467,902.88 and 2,964,301.52
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Solution
The fourth proportional to 5,411,464.88, 7,467,902.88 and 2,964,301.52 is: 4,090,780.66
Step by Step Solution
- Step 1: Write the proportion equation
5,411,464.88 : 7,467,902.88 = 2,964,301.52 : x - Step 2: Convert to fraction form
5,411,464.88/7,467,902.88 = 2,964,301.52/x - Step 3: Cross multiply
5,411,464.88x = 7,467,902.88 × 2,964,301.52 - Step 4: Simplify right side
5,411,464.88x = 22,137,115,858,396.38 - Step 5: Solve for x
x = 22,137,115,858,396.38/5,411,464.88 - Step 6: Final answer
x = 4,090,780.66
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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.