Finding the Fourth Proportional to 3,787,433.24, 5,226,649.52 and 2,068,553.84
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Solution
The fourth proportional to 3,787,433.24, 5,226,649.52 and 2,068,553.84 is: 2,854,599.74
Step by Step Solution
- Step 1: Write the proportion equation
3,787,433.24 : 5,226,649.52 = 2,068,553.84 : x - Step 2: Convert to fraction form
3,787,433.24/5,226,649.52 = 2,068,553.84/x - Step 3: Cross multiply
3,787,433.24x = 5,226,649.52 × 2,068,553.84 - Step 4: Simplify right side
3,787,433.24x = 10,811,605,934,930.16 - Step 5: Solve for x
x = 10,811,605,934,930.16/3,787,433.24 - Step 6: Final answer
x = 2,854,599.74
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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.