Finding the Fourth Proportional to 1,963,583.91, 2,709,761.94 and 1,104,136.65
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Solution
The fourth proportional to 1,963,583.91, 2,709,761.94 and 1,104,136.65 is: 1,523,717.65
Step by Step Solution
- Step 1: Write the proportion equation
1,963,583.91 : 2,709,761.94 = 1,104,136.65 : x - Step 2: Convert to fraction form
1,963,583.91/2,709,761.94 = 1,104,136.65/x - Step 3: Cross multiply
1,963,583.91x = 2,709,761.94 × 1,104,136.65 - Step 4: Simplify right side
1,963,583.91x = 2,991,947,470,729.10 - Step 5: Solve for x
x = 2,991,947,470,729.10/1,963,583.91 - Step 6: Final answer
x = 1,523,717.65
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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.