Finding the Fourth Proportional to 4,982,560.35, 6,875,933.18 and 2,690,720.84
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Solution
The fourth proportional to 4,982,560.35, 6,875,933.18 and 2,690,720.84 is: 3,713,194.70
Step by Step Solution
- Step 1: Write the proportion equation
4,982,560.35 : 6,875,933.18 = 2,690,720.84 : x - Step 2: Convert to fraction form
4,982,560.35/6,875,933.18 = 2,690,720.84/x - Step 3: Cross multiply
4,982,560.35x = 6,875,933.18 × 2,690,720.84 - Step 4: Simplify right side
4,982,560.35x = 18,501,216,691,410.44 - Step 5: Solve for x
x = 18,501,216,691,410.44/4,982,560.35 - Step 6: Final answer
x = 3,713,194.70
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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.