Finding the Fourth Proportional to 1,202,133.01, 1,658,963.96 and 658,260.13
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Solution
The fourth proportional to 1,202,133.01, 1,658,963.96 and 658,260.13 is: 908,410.15
Step by Step Solution
- Step 1: Write the proportion equation
1,202,133.01 : 1,658,963.96 = 658,260.13 : x - Step 2: Convert to fraction form
1,202,133.01/1,658,963.96 = 658,260.13/x - Step 3: Cross multiply
1,202,133.01x = 1,658,963.96 × 658,260.13 - Step 4: Simplify right side
1,202,133.01x = 1,092,029,831,974.91 - Step 5: Solve for x
x = 1,092,029,831,974.91/1,202,133.01 - Step 6: Final answer
x = 908,410.15
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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.