Finding the Fourth Proportional to 1,626,616.49, 2,440,594.69 and 715,330.49
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Solution
The fourth proportional to 1,626,616.49, 2,440,594.69 and 715,330.49 is: 1,073,290.36
Step by Step Solution
- Step 1: Write the proportion equation
1,626,616.49 : 2,440,594.69 = 715,330.49 : x - Step 2: Convert to fraction form
1,626,616.49/2,440,594.69 = 715,330.49/x - Step 3: Cross multiply
1,626,616.49x = 2,440,594.69 × 715,330.49 - Step 4: Simplify right side
1,626,616.49x = 1,745,831,799,802.26 - Step 5: Solve for x
x = 1,745,831,799,802.26/1,626,616.49 - Step 6: Final answer
x = 1,073,290.36
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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.