Finding the Fourth Proportional to 937,976.10, 1,406,964.68 and 658,739.94
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Solution
The fourth proportional to 937,976.10, 1,406,964.68 and 658,739.94 is: 988,110.28
Step by Step Solution
- Step 1: Write the proportion equation
937,976.10 : 1,406,964.68 = 658,739.94 : x - Step 2: Convert to fraction form
937,976.10/1,406,964.68 = 658,739.94/x - Step 3: Cross multiply
937,976.10x = 1,406,964.68 × 658,739.94 - Step 4: Simplify right side
937,976.10x = 926,823,825,591.62 - Step 5: Solve for x
x = 926,823,825,591.62/937,976.10 - Step 6: Final answer
x = 988,110.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.