Finding the Fourth Proportional to 3,777,703.29, 5,668,224.35 and 1,980,156.96
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Solution
The fourth proportional to 3,777,703.29, 5,668,224.35 and 1,980,156.96 is: 2,971,110.49
Step by Step Solution
- Step 1: Write the proportion equation
3,777,703.29 : 5,668,224.35 = 1,980,156.96 : x - Step 2: Convert to fraction form
3,777,703.29/5,668,224.35 = 1,980,156.96/x - Step 3: Cross multiply
3,777,703.29x = 5,668,224.35 × 1,980,156.96 - Step 4: Simplify right side
3,777,703.29x = 11,223,973,887,593.19 - Step 5: Solve for x
x = 11,223,973,887,593.19/3,777,703.29 - Step 6: Final answer
x = 2,971,110.49
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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.