Finding the Fourth Proportional to 1,835,683.80, 2,753,525.68 and 698,183.21
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Solution
The fourth proportional to 1,835,683.80, 2,753,525.68 and 698,183.21 is: 1,047,274.81
Step by Step Solution
- Step 1: Write the proportion equation
1,835,683.80 : 2,753,525.68 = 698,183.21 : x - Step 2: Convert to fraction form
1,835,683.80/2,753,525.68 = 698,183.21/x - Step 3: Cross multiply
1,835,683.80x = 2,753,525.68 × 698,183.21 - Step 4: Simplify right side
1,835,683.80x = 1,922,465,403,218.19 - Step 5: Solve for x
x = 1,922,465,403,218.19/1,835,683.80 - Step 6: Final answer
x = 1,047,274.81
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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.