Finding the Fourth Proportional to 4,982,596.06, 6,875,982.49 and 2,690,756.68
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Solution
The fourth proportional to 4,982,596.06, 6,875,982.49 and 2,690,756.68 is: 3,713,244.17
Step by Step Solution
- Step 1: Write the proportion equation
4,982,596.06 : 6,875,982.49 = 2,690,756.68 : x - Step 2: Convert to fraction form
4,982,596.06/6,875,982.49 = 2,690,756.68/x - Step 3: Cross multiply
4,982,596.06x = 6,875,982.49 × 2,690,756.68 - Step 4: Simplify right side
4,982,596.06x = 18,501,595,775,423.73 - Step 5: Solve for x
x = 18,501,595,775,423.73/4,982,596.06 - Step 6: Final answer
x = 3,713,244.17
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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.