Finding the Fourth Proportional to 5,153,592.84, 7,111,186.64 and 2,948,105
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Solution
The fourth proportional to 5,153,592.84, 7,111,186.64 and 2,948,105 is: 4,067,943.58
Step by Step Solution
- Step 1: Write the proportion equation
5,153,592.84 : 7,111,186.64 = 2,948,105 : x - Step 2: Convert to fraction form
5,153,592.84/7,111,186.64 = 2,948,105/x - Step 3: Cross multiply
5,153,592.84x = 7,111,186.64 × 2,948,105 - Step 4: Simplify right side
5,153,592.84x = 20,964,524,889,317.20 - Step 5: Solve for x
x = 20,964,524,889,317.20/5,153,592.84 - Step 6: Final answer
x = 4,067,943.58
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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.