Finding the Fourth Proportional to 1,347,603.70, 2,021,405.55 and 967,721.80
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Solution
The fourth proportional to 1,347,603.70, 2,021,405.55 and 967,721.80 is: 1,451,582.70
Step by Step Solution
- Step 1: Write the proportion equation
1,347,603.70 : 2,021,405.55 = 967,721.80 : x - Step 2: Convert to fraction form
1,347,603.70/2,021,405.55 = 967,721.80/x - Step 3: Cross multiply
1,347,603.70x = 2,021,405.55 × 967,721.80 - Step 4: Simplify right side
1,347,603.70x = 1,956,158,217,375.99 - Step 5: Solve for x
x = 1,956,158,217,375.99/1,347,603.70 - Step 6: Final answer
x = 1,451,582.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.