Finding the Fourth Proportional to 1,969,197.10, 2,953,796.16 and 621,465.19
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Solution
The fourth proportional to 1,969,197.10, 2,953,796.16 and 621,465.19 is: 932,197.94
Step by Step Solution
- Step 1: Write the proportion equation
1,969,197.10 : 2,953,796.16 = 621,465.19 : x - Step 2: Convert to fraction form
1,969,197.10/2,953,796.16 = 621,465.19/x - Step 3: Cross multiply
1,969,197.10x = 2,953,796.16 × 621,465.19 - Step 4: Simplify right side
1,969,197.10x = 1,835,681,484,411.18 - Step 5: Solve for x
x = 1,835,681,484,411.18/1,969,197.10 - Step 6: Final answer
x = 932,197.94
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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.