Finding the Fourth Proportional to 3,618,139.48, 4,995,369.14 and 2,242,952.81
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Solution
The fourth proportional to 3,618,139.48, 4,995,369.14 and 2,242,952.81 is: 3,096,723.42
Step by Step Solution
- Step 1: Write the proportion equation
3,618,139.48 : 4,995,369.14 = 2,242,952.81 : x - Step 2: Convert to fraction form
3,618,139.48/4,995,369.14 = 2,242,952.81/x - Step 3: Cross multiply
3,618,139.48x = 4,995,369.14 × 2,242,952.81 - Step 4: Simplify right side
3,618,139.48x = 11,204,377,238,335.52 - Step 5: Solve for x
x = 11,204,377,238,335.52/3,618,139.48 - Step 6: Final answer
x = 3,096,723.42
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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.