Finding the Fourth Proportional to 3,916,316.34, 5,873,144.19 and 1,356,933.99
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Solution
The fourth proportional to 3,916,316.34, 5,873,144.19 and 1,356,933.99 is: 2,034,940.05
Step by Step Solution
- Step 1: Write the proportion equation
3,916,316.34 : 5,873,144.19 = 1,356,933.99 : x - Step 2: Convert to fraction form
3,916,316.34/5,873,144.19 = 1,356,933.99/x - Step 3: Cross multiply
3,916,316.34x = 5,873,144.19 × 1,356,933.99 - Step 4: Simplify right side
3,916,316.34x = 7,969,468,979,582.02 - Step 5: Solve for x
x = 7,969,468,979,582.02/3,916,316.34 - Step 6: Final answer
x = 2,034,940.05
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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.