Finding the Fourth Proportional to 4,982,608.02, 6,875,998.92 and 2,690,768.46
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Solution
The fourth proportional to 4,982,608.02, 6,875,998.92 and 2,690,768.46 is: 3,713,260.40
Step by Step Solution
- Step 1: Write the proportion equation
4,982,608.02 : 6,875,998.92 = 2,690,768.46 : x - Step 2: Convert to fraction form
4,982,608.02/6,875,998.92 = 2,690,768.46/x - Step 3: Cross multiply
4,982,608.02x = 6,875,998.92 × 2,690,768.46 - Step 4: Simplify right side
4,982,608.02x = 18,501,721,024,930.06 - Step 5: Solve for x
x = 18,501,721,024,930.06/4,982,608.02 - Step 6: Final answer
x = 3,713,260.40
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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.