Finding the Fourth Proportional to 5,703,802.70, 7,871,247.72 and 3,289,354.70
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Solution
The fourth proportional to 5,703,802.70, 7,871,247.72 and 3,289,354.70 is: 4,539,309.48
Step by Step Solution
- Step 1: Write the proportion equation
5,703,802.70 : 7,871,247.72 = 3,289,354.70 : x - Step 2: Convert to fraction form
5,703,802.70/7,871,247.72 = 3,289,354.70/x - Step 3: Cross multiply
5,703,802.70x = 7,871,247.72 × 3,289,354.70 - Step 4: Simplify right side
5,703,802.70x = 25,891,325,643,290.04 - Step 5: Solve for x
x = 25,891,325,643,290.04/5,703,802.70 - Step 6: Final answer
x = 4,539,309.48
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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.