Finding the Fourth Proportional to 1,202,821.44, 1,804,400.64 and 492,950.40
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Solution
The fourth proportional to 1,202,821.44, 1,804,400.64 and 492,950.40 is: 739,494.65
Step by Step Solution
- Step 1: Write the proportion equation
1,202,821.44 : 1,804,400.64 = 492,950.40 : x - Step 2: Convert to fraction form
1,202,821.44/1,804,400.64 = 492,950.40/x - Step 3: Cross multiply
1,202,821.44x = 1,804,400.64 × 492,950.40 - Step 4: Simplify right side
1,202,821.44x = 889,480,017,248.26 - Step 5: Solve for x
x = 889,480,017,248.26/1,202,821.44 - Step 6: Final answer
x = 739,494.65
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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.