Finding the Fourth Proportional to 3,444,819.64, 4,753,542.12 and 1,994,612.96
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Solution
The fourth proportional to 3,444,819.64, 4,753,542.12 and 1,994,612.96 is: 2,752,386.98
Step by Step Solution
- Step 1: Write the proportion equation
3,444,819.64 : 4,753,542.12 = 1,994,612.96 : x - Step 2: Convert to fraction form
3,444,819.64/4,753,542.12 = 1,994,612.96/x - Step 3: Cross multiply
3,444,819.64x = 4,753,542.12 × 1,994,612.96 - Step 4: Simplify right side
3,444,819.64x = 9,481,476,718,457.88 - Step 5: Solve for x
x = 9,481,476,718,457.88/3,444,819.64 - Step 6: Final answer
x = 2,752,386.98
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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.