Finding the Fourth Proportional to 4,211,412.98, 5,811,749.92 and 2,277,673.57
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Solution
The fourth proportional to 4,211,412.98, 5,811,749.92 and 2,277,673.57 is: 3,143,189.53
Step by Step Solution
- Step 1: Write the proportion equation
4,211,412.98 : 5,811,749.92 = 2,277,673.57 : x - Step 2: Convert to fraction form
4,211,412.98/5,811,749.92 = 2,277,673.57/x - Step 3: Cross multiply
4,211,412.98x = 5,811,749.92 × 2,277,673.57 - Step 4: Simplify right side
4,211,412.98x = 13,237,269,179,398.42 - Step 5: Solve for x
x = 13,237,269,179,398.42/4,211,412.98 - Step 6: Final answer
x = 3,143,189.53
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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.