Finding the Fourth Proportional to 3,853,209.73, 5,317,604.49 and 2,134,330.06
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Solution
The fourth proportional to 3,853,209.73, 5,317,604.49 and 2,134,330.06 is: 2,945,472.45
Step by Step Solution
- Step 1: Write the proportion equation
3,853,209.73 : 5,317,604.49 = 2,134,330.06 : x - Step 2: Convert to fraction form
3,853,209.73/5,317,604.49 = 2,134,330.06/x - Step 3: Cross multiply
3,853,209.73x = 5,317,604.49 × 2,134,330.06 - Step 4: Simplify right side
3,853,209.73x = 11,349,523,110,197.97 - Step 5: Solve for x
x = 11,349,523,110,197.97/3,853,209.73 - Step 6: Final answer
x = 2,945,472.45
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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.