Finding the Fourth Proportional to 5,179,687.97, 7,770,241.01 and 1,767,058.31
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Solution
The fourth proportional to 5,179,687.97, 7,770,241.01 and 1,767,058.31 is: 2,650,829.36
Step by Step Solution
- Step 1: Write the proportion equation
5,179,687.97 : 7,770,241.01 = 1,767,058.31 : x - Step 2: Convert to fraction form
5,179,687.97/7,770,241.01 = 1,767,058.31/x - Step 3: Cross multiply
5,179,687.97x = 7,770,241.01 × 1,767,058.31 - Step 4: Simplify right side
5,179,687.97x = 13,730,468,947,423.29 - Step 5: Solve for x
x = 13,730,468,947,423.29/5,179,687.97 - Step 6: Final answer
x = 2,650,829.36
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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.