Finding the Fourth Proportional to 2,125,176.73, 2,932,746.11 and 1,158,307.81
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Solution
The fourth proportional to 2,125,176.73, 2,932,746.11 and 1,158,307.81 is: 1,598,465.99
Step by Step Solution
- Step 1: Write the proportion equation
2,125,176.73 : 2,932,746.11 = 1,158,307.81 : x - Step 2: Convert to fraction form
2,125,176.73/2,932,746.11 = 1,158,307.81/x - Step 3: Cross multiply
2,125,176.73x = 2,932,746.11 × 1,158,307.81 - Step 4: Simplify right side
2,125,176.73x = 3,397,022,715,180.37 - Step 5: Solve for x
x = 3,397,022,715,180.37/2,125,176.73 - Step 6: Final answer
x = 1,598,465.99
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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.