Finding the Fourth Proportional to 4,853,181.11, 6,699,816.86 and 3,018,230.53
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Solution
The fourth proportional to 4,853,181.11, 6,699,816.86 and 3,018,230.53 is: 4,166,667.45
Step by Step Solution
- Step 1: Write the proportion equation
4,853,181.11 : 6,699,816.86 = 3,018,230.53 : x - Step 2: Convert to fraction form
4,853,181.11/6,699,816.86 = 3,018,230.53/x - Step 3: Cross multiply
4,853,181.11x = 6,699,816.86 × 3,018,230.53 - Step 4: Simplify right side
4,853,181.11x = 20,221,591,760,420.04 - Step 5: Solve for x
x = 20,221,591,760,420.04/4,853,181.11 - Step 6: Final answer
x = 4,166,667.45
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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.