Finding the Fourth Proportional to 3,183,778.01, 4,776,414.35 and 1,053,862.13
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Solution
The fourth proportional to 3,183,778.01, 4,776,414.35 and 1,053,862.13 is: 1,581,040.56
Step by Step Solution
- Step 1: Write the proportion equation
3,183,778.01 : 4,776,414.35 = 1,053,862.13 : x - Step 2: Convert to fraction form
3,183,778.01/4,776,414.35 = 1,053,862.13/x - Step 3: Cross multiply
3,183,778.01x = 4,776,414.35 × 1,053,862.13 - Step 4: Simplify right side
3,183,778.01x = 5,033,682,171,502.18 - Step 5: Solve for x
x = 5,033,682,171,502.18/3,183,778.01 - Step 6: Final answer
x = 1,581,040.56
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.