Finding the Fourth Proportional to 1,603,697.50, 2,213,102.49 and 959,117.67
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Solution
The fourth proportional to 1,603,697.50, 2,213,102.49 and 959,117.67 is: 1,323,582.35
Step by Step Solution
- Step 1: Write the proportion equation
1,603,697.50 : 2,213,102.49 = 959,117.67 : x - Step 2: Convert to fraction form
1,603,697.50/2,213,102.49 = 959,117.67/x - Step 3: Cross multiply
1,603,697.50x = 2,213,102.49 × 959,117.67 - Step 4: Simplify right side
1,603,697.50x = 2,122,625,703,680.00 - Step 5: Solve for x
x = 2,122,625,703,680.00/1,603,697.50 - Step 6: Final answer
x = 1,323,582.35
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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.