Finding the Fourth Proportional to 1,252,204.56, 1,726,124.88 and 767,871.60
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Solution
The fourth proportional to 1,252,204.56, 1,726,124.88 and 767,871.60 is: 1,058,487.02
Step by Step Solution
- Step 1: Write the proportion equation
1,252,204.56 : 1,726,124.88 = 767,871.60 : x - Step 2: Convert to fraction form
1,252,204.56/1,726,124.88 = 767,871.60/x - Step 3: Cross multiply
1,252,204.56x = 1,726,124.88 × 767,871.60 - Step 4: Simplify right side
1,252,204.56x = 1,325,442,273,405.41 - Step 5: Solve for x
x = 1,325,442,273,405.41/1,252,204.56 - Step 6: Final answer
x = 1,058,487.02
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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.