Finding the Fourth Proportional to 1,919,950.17, 2,649,480.62 and 1,060,491.98
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Solution
The fourth proportional to 1,919,950.17, 2,649,480.62 and 1,060,491.98 is: 1,463,450.97
Step by Step Solution
- Step 1: Write the proportion equation
1,919,950.17 : 2,649,480.62 = 1,060,491.98 : x - Step 2: Convert to fraction form
1,919,950.17/2,649,480.62 = 1,060,491.98/x - Step 3: Cross multiply
1,919,950.17x = 2,649,480.62 × 1,060,491.98 - Step 4: Simplify right side
1,919,950.17x = 2,809,752,930,125.57 - Step 5: Solve for x
x = 2,809,752,930,125.57/1,919,950.17 - Step 6: Final answer
x = 1,463,450.97
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.