Finding the Fourth Proportional to 1,602,795.25, 2,211,907.49 and 877,711.78
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Solution
The fourth proportional to 1,602,795.25, 2,211,907.49 and 877,711.78 is: 1,211,269.66
Step by Step Solution
- Step 1: Write the proportion equation
1,602,795.25 : 2,211,907.49 = 877,711.78 : x - Step 2: Convert to fraction form
1,602,795.25/2,211,907.49 = 877,711.78/x - Step 3: Cross multiply
1,602,795.25x = 2,211,907.49 × 877,711.78 - Step 4: Simplify right side
1,602,795.25x = 1,941,417,260,243.23 - Step 5: Solve for x
x = 1,941,417,260,243.23/1,602,795.25 - Step 6: Final answer
x = 1,211,269.66
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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.