Finding the Fourth Proportional to 1,445,043.44, 2,158,776.21 and 935,453.00
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Solution
The fourth proportional to 1,445,043.44, 2,158,776.21 and 935,453.00 is: 1,397,489.95
Step by Step Solution
- Step 1: Write the proportion equation
1,445,043.44 : 2,158,776.21 = 935,453.00 : x - Step 2: Convert to fraction form
1,445,043.44/2,158,776.21 = 935,453.00/x - Step 3: Cross multiply
1,445,043.44x = 2,158,776.21 × 935,453.00 - Step 4: Simplify right side
1,445,043.44x = 2,019,433,685,616.10 - Step 5: Solve for x
x = 2,019,433,685,616.10/1,445,043.44 - Step 6: Final answer
x = 1,397,489.95
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.