Finding the Fourth Proportional to 4,816,307.12, 6,646,248.45 and 2,750,917.14
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Solution
The fourth proportional to 4,816,307.12, 6,646,248.45 and 2,750,917.14 is: 3,796,119.79
Step by Step Solution
- Step 1: Write the proportion equation
4,816,307.12 : 6,646,248.45 = 2,750,917.14 : x - Step 2: Convert to fraction form
4,816,307.12/6,646,248.45 = 2,750,917.14/x - Step 3: Cross multiply
4,816,307.12x = 6,646,248.45 × 2,750,917.14 - Step 4: Simplify right side
4,816,307.12x = 18,283,278,777,803.43 - Step 5: Solve for x
x = 18,283,278,777,803.43/4,816,307.12 - Step 6: Final answer
x = 3,796,119.79
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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.