Finding the Fourth Proportional to 1,804,367.73, 2,489,989.35 and 988,531.68
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Solution
The fourth proportional to 1,804,367.73, 2,489,989.35 and 988,531.68 is: 1,364,152.84
Step by Step Solution
- Step 1: Write the proportion equation
1,804,367.73 : 2,489,989.35 = 988,531.68 : x - Step 2: Convert to fraction form
1,804,367.73/2,489,989.35 = 988,531.68/x - Step 3: Cross multiply
1,804,367.73x = 2,489,989.35 × 988,531.68 - Step 4: Simplify right side
1,804,367.73x = 2,461,433,355,337.61 - Step 5: Solve for x
x = 2,461,433,355,337.61/1,804,367.73 - Step 6: Final answer
x = 1,364,152.84
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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.