Finding the Fourth Proportional to 3,765,540.42, 5,196,555.37 and 2,133,893.53
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Solution
The fourth proportional to 3,765,540.42, 5,196,555.37 and 2,133,893.53 is: 2,944,835.18
Step by Step Solution
- Step 1: Write the proportion equation
3,765,540.42 : 5,196,555.37 = 2,133,893.53 : x - Step 2: Convert to fraction form
3,765,540.42/5,196,555.37 = 2,133,893.53/x - Step 3: Cross multiply
3,765,540.42x = 5,196,555.37 × 2,133,893.53 - Step 4: Simplify right side
3,765,540.42x = 11,088,895,882,329.76 - Step 5: Solve for x
x = 11,088,895,882,329.76/3,765,540.42 - Step 6: Final answer
x = 2,944,835.18
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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.