Finding the Fourth Proportional to 5,710,542.29, 7,882,312.73 and 3,673,351.97
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Solution
The fourth proportional to 5,710,542.29, 7,882,312.73 and 3,673,351.97 is: 5,070,360.66
Step by Step Solution
- Step 1: Write the proportion equation
5,710,542.29 : 7,882,312.73 = 3,673,351.97 : x - Step 2: Convert to fraction form
5,710,542.29/7,882,312.73 = 3,673,351.97/x - Step 3: Cross multiply
5,710,542.29x = 7,882,312.73 × 3,673,351.97 - Step 4: Simplify right side
5,710,542.29x = 28,954,508,994,901.58 - Step 5: Solve for x
x = 28,954,508,994,901.58/5,710,542.29 - Step 6: Final answer
x = 5,070,360.66
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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.