Finding the Fourth Proportional to 2,989,057.68, 4,124,877.48 and 1,699,896.24
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Solution
The fourth proportional to 2,989,057.68, 4,124,877.48 and 1,699,896.24 is: 2,345,844.23
Step by Step Solution
- Step 1: Write the proportion equation
2,989,057.68 : 4,124,877.48 = 1,699,896.24 : x - Step 2: Convert to fraction form
2,989,057.68/4,124,877.48 = 1,699,896.24/x - Step 3: Cross multiply
2,989,057.68x = 4,124,877.48 × 1,699,896.24 - Step 4: Simplify right side
2,989,057.68x = 7,011,863,718,712.68 - Step 5: Solve for x
x = 7,011,863,718,712.68/2,989,057.68 - Step 6: Final answer
x = 2,345,844.23
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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.