Finding the Fourth Proportional to 1,202,733.93, 1,659,773.49 and 658,889.40
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Solution
The fourth proportional to 1,202,733.93, 1,659,773.49 and 658,889.40 is: 909,267.74
Step by Step Solution
- Step 1: Write the proportion equation
1,202,733.93 : 1,659,773.49 = 658,889.40 : x - Step 2: Convert to fraction form
1,202,733.93/1,659,773.49 = 658,889.40/x - Step 3: Cross multiply
1,202,733.93x = 1,659,773.49 × 658,889.40 - Step 4: Simplify right side
1,202,733.93x = 1,093,607,158,962.01 - Step 5: Solve for x
x = 1,093,607,158,962.01/1,202,733.93 - Step 6: Final answer
x = 909,267.74
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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.