Finding the Fourth Proportional to 3,726,992.94, 5,143,219.68 and 2,351,225.34
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Solution
The fourth proportional to 3,726,992.94, 5,143,219.68 and 2,351,225.34 is: 3,244,671.68
Step by Step Solution
- Step 1: Write the proportion equation
3,726,992.94 : 5,143,219.68 = 2,351,225.34 : x - Step 2: Convert to fraction form
3,726,992.94/5,143,219.68 = 2,351,225.34/x - Step 3: Cross multiply
3,726,992.94x = 5,143,219.68 × 2,351,225.34 - Step 4: Simplify right side
3,726,992.94x = 12,092,868,440,802.69 - Step 5: Solve for x
x = 12,092,868,440,802.69/3,726,992.94 - Step 6: Final answer
x = 3,244,671.68
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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.