Finding the Fourth Proportional to 3,772,296.99, 5,195,853.25 and 2,899,462.56
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Solution
The fourth proportional to 3,772,296.99, 5,195,853.25 and 2,899,462.56 is: 3,993,636.23
Step by Step Solution
- Step 1: Write the proportion equation
3,772,296.99 : 5,195,853.25 = 2,899,462.56 : x - Step 2: Convert to fraction form
3,772,296.99/5,195,853.25 = 2,899,462.56/x - Step 3: Cross multiply
3,772,296.99x = 5,195,853.25 × 2,899,462.56 - Step 4: Simplify right side
3,772,296.99x = 15,065,181,938,896.21 - Step 5: Solve for x
x = 15,065,181,938,896.21/3,772,296.99 - Step 6: Final answer
x = 3,993,636.23
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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.