Finding the Fourth Proportional to 2,198,618.40, 3,292,328.76 and 1,448,389.92
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Solution
The fourth proportional to 2,198,618.40, 3,292,328.76 and 1,448,389.92 is: 2,168,896.52
Step by Step Solution
- Step 1: Write the proportion equation
2,198,618.40 : 3,292,328.76 = 1,448,389.92 : x - Step 2: Convert to fraction form
2,198,618.40/3,292,328.76 = 1,448,389.92/x - Step 3: Cross multiply
2,198,618.40x = 3,292,328.76 × 1,448,389.92 - Step 4: Simplify right side
2,198,618.40x = 4,768,575,789,310.10 - Step 5: Solve for x
x = 4,768,575,789,310.10/2,198,618.40 - Step 6: Final answer
x = 2,168,896.52
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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.