Finding the Fourth Proportional to 3,660,509.26, 5,051,804.93 and 2,029,428.26
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Solution
The fourth proportional to 3,660,509.26, 5,051,804.93 and 2,029,428.26 is: 2,800,778.51
Step by Step Solution
- Step 1: Write the proportion equation
3,660,509.26 : 5,051,804.93 = 2,029,428.26 : x - Step 2: Convert to fraction form
3,660,509.26/5,051,804.93 = 2,029,428.26/x - Step 3: Cross multiply
3,660,509.26x = 5,051,804.93 × 2,029,428.26 - Step 4: Simplify right side
3,660,509.26x = 10,252,275,688,949.32 - Step 5: Solve for x
x = 10,252,275,688,949.32/3,660,509.26 - Step 6: Final answer
x = 2,800,778.51
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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.