Finding the Fourth Proportional to 2,765,782.78, 4,149,283.49 and 846,708.50
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Solution
The fourth proportional to 2,765,782.78, 4,149,283.49 and 846,708.50 is: 1,270,249.29
Step by Step Solution
- Step 1: Write the proportion equation
2,765,782.78 : 4,149,283.49 = 846,708.50 : x - Step 2: Convert to fraction form
2,765,782.78/4,149,283.49 = 846,708.50/x - Step 3: Cross multiply
2,765,782.78x = 4,149,283.49 × 846,708.50 - Step 4: Simplify right side
2,765,782.78x = 3,513,233,609,207.49 - Step 5: Solve for x
x = 3,513,233,609,207.49/2,765,782.78 - Step 6: Final answer
x = 1,270,249.29
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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.