Finding the Fourth Proportional to 1,969,735.90, 2,717,772.69 and 1,195,349.21
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Solution
The fourth proportional to 1,969,735.90, 2,717,772.69 and 1,195,349.21 is: 1,649,301.02
Step by Step Solution
- Step 1: Write the proportion equation
1,969,735.90 : 2,717,772.69 = 1,195,349.21 : x - Step 2: Convert to fraction form
1,969,735.90/2,717,772.69 = 1,195,349.21/x - Step 3: Cross multiply
1,969,735.90x = 2,717,772.69 × 1,195,349.21 - Step 4: Simplify right side
1,969,735.90x = 3,248,687,424,362.21 - Step 5: Solve for x
x = 3,248,687,424,362.21/1,969,735.90 - Step 6: Final answer
x = 1,649,301.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.