Finding the Fourth Proportional to 706,892.72, 1,052,852.19 and 703,448.19
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Solution
The fourth proportional to 706,892.72, 1,052,852.19 and 703,448.19 is: 1,047,721.88
Step by Step Solution
- Step 1: Write the proportion equation
706,892.72 : 1,052,852.19 = 703,448.19 : x - Step 2: Convert to fraction form
706,892.72/1,052,852.19 = 703,448.19/x - Step 3: Cross multiply
706,892.72x = 1,052,852.19 × 703,448.19 - Step 4: Simplify right side
706,892.72x = 740,626,967,393.04 - Step 5: Solve for x
x = 740,626,967,393.04/706,892.72 - Step 6: Final answer
x = 1,047,721.88
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.