Finding the Fourth Proportional to 1,601,427.40, 2,209,951.02 and 876,266.80
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Solution
The fourth proportional to 1,601,427.40, 2,209,951.02 and 876,266.80 is: 1,209,237.90
Step by Step Solution
- Step 1: Write the proportion equation
1,601,427.40 : 2,209,951.02 = 876,266.80 : x - Step 2: Convert to fraction form
1,601,427.40/2,209,951.02 = 876,266.80/x - Step 3: Cross multiply
1,601,427.40x = 2,209,951.02 × 876,266.80 - Step 4: Simplify right side
1,601,427.40x = 1,936,506,708,452.14 - Step 5: Solve for x
x = 1,936,506,708,452.14/1,601,427.40 - Step 6: Final answer
x = 1,209,237.90
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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.