Finding the Fourth Proportional to 1,603,272.09, 2,212,551.29 and 914,930.24
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Solution
The fourth proportional to 1,603,272.09, 2,212,551.29 and 914,930.24 is: 1,262,624.16
Step by Step Solution
- Step 1: Write the proportion equation
1,603,272.09 : 2,212,551.29 = 914,930.24 : x - Step 2: Convert to fraction form
1,603,272.09/2,212,551.29 = 914,930.24/x - Step 3: Cross multiply
1,603,272.09x = 2,212,551.29 × 914,930.24 - Step 4: Simplify right side
1,603,272.09x = 2,024,330,083,728.74 - Step 5: Solve for x
x = 2,024,330,083,728.74/1,603,272.09 - Step 6: Final answer
x = 1,262,624.16
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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.