Finding the Fourth Proportional to 2,716,833.99, 3,749,151.65 and 1,555,241.75
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Solution
The fourth proportional to 2,716,833.99, 3,749,151.65 and 1,555,241.75 is: 2,146,188.24
Step by Step Solution
- Step 1: Write the proportion equation
2,716,833.99 : 3,749,151.65 = 1,555,241.75 : x - Step 2: Convert to fraction form
2,716,833.99/3,749,151.65 = 1,555,241.75/x - Step 3: Cross multiply
2,716,833.99x = 3,749,151.65 × 1,555,241.75 - Step 4: Simplify right side
2,716,833.99x = 5,830,837,146,639.42 - Step 5: Solve for x
x = 5,830,837,146,639.42/2,716,833.99 - Step 6: Final answer
x = 2,146,188.24
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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.