Finding the Fourth Proportional to 5,158,603.80, 7,726,106.70 and 2,464,821.36
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Solution
The fourth proportional to 5,158,603.80, 7,726,106.70 and 2,464,821.36 is: 3,691,594.39
Step by Step Solution
- Step 1: Write the proportion equation
5,158,603.80 : 7,726,106.70 = 2,464,821.36 : x - Step 2: Convert to fraction form
5,158,603.80/7,726,106.70 = 2,464,821.36/x - Step 3: Cross multiply
5,158,603.80x = 7,726,106.70 × 2,464,821.36 - Step 4: Simplify right side
5,158,603.80x = 19,043,472,823,799.11 - Step 5: Solve for x
x = 19,043,472,823,799.11/5,158,603.80 - Step 6: Final answer
x = 3,691,594.39
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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.