Finding the Fourth Proportional to 1,595,302.60, 2,389,728.30 and 994,419.40
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Solution
The fourth proportional to 1,595,302.60, 2,389,728.30 and 994,419.40 is: 1,489,618.45
Step by Step Solution
- Step 1: Write the proportion equation
1,595,302.60 : 2,389,728.30 = 994,419.40 : x - Step 2: Convert to fraction form
1,595,302.60/2,389,728.30 = 994,419.40/x - Step 3: Cross multiply
1,595,302.60x = 2,389,728.30 × 994,419.40 - Step 4: Simplify right side
1,595,302.60x = 2,376,392,182,249.02 - Step 5: Solve for x
x = 2,376,392,182,249.02/1,595,302.60 - Step 6: Final answer
x = 1,489,618.45
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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.