Finding the Fourth Proportional to 1,963,458.02, 2,944,858.95 and 543,657.62
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Solution
The fourth proportional to 1,963,458.02, 2,944,858.95 and 543,657.62 is: 815,395.59
Step by Step Solution
- Step 1: Write the proportion equation
1,963,458.02 : 2,944,858.95 = 543,657.62 : x - Step 2: Convert to fraction form
1,963,458.02/2,944,858.95 = 543,657.62/x - Step 3: Cross multiply
1,963,458.02x = 2,944,858.95 × 543,657.62 - Step 4: Simplify right side
1,963,458.02x = 1,600,995,007,992.70 - Step 5: Solve for x
x = 1,600,995,007,992.70/1,963,458.02 - Step 6: Final answer
x = 815,395.59
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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.