Finding the Fourth Proportional to 1,197,296.96, 1,652,308.35 and 681,037.58
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Solution
The fourth proportional to 1,197,296.96, 1,652,308.35 and 681,037.58 is: 939,853.78
Step by Step Solution
- Step 1: Write the proportion equation
1,197,296.96 : 1,652,308.35 = 681,037.58 : x - Step 2: Convert to fraction form
1,197,296.96/1,652,308.35 = 681,037.58/x - Step 3: Cross multiply
1,197,296.96x = 1,652,308.35 × 681,037.58 - Step 4: Simplify right side
1,197,296.96x = 1,125,284,076,692.61 - Step 5: Solve for x
x = 1,125,284,076,692.61/1,197,296.96 - Step 6: Final answer
x = 939,853.78
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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.