Finding the Fourth Proportional to 2,754,248.40, 4,131,372.60 and 2,649,272.40
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Solution
The fourth proportional to 2,754,248.40, 4,131,372.60 and 2,649,272.40 is: 3,973,908.60
Step by Step Solution
- Step 1: Write the proportion equation
2,754,248.40 : 4,131,372.60 = 2,649,272.40 : x - Step 2: Convert to fraction form
2,754,248.40/4,131,372.60 = 2,649,272.40/x - Step 3: Cross multiply
2,754,248.40x = 4,131,372.60 × 2,649,272.40 - Step 4: Simplify right side
2,754,248.40x = 10,945,131,403,296.24 - Step 5: Solve for x
x = 10,945,131,403,296.24/2,754,248.40 - Step 6: Final answer
x = 3,973,908.60
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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.