Finding the Fourth Proportional to 1,930,057.60, 2,894,818.56 and 1,351,930.24
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Solution
The fourth proportional to 1,930,057.60, 2,894,818.56 and 1,351,930.24 is: 2,027,707.75
Step by Step Solution
- Step 1: Write the proportion equation
1,930,057.60 : 2,894,818.56 = 1,351,930.24 : x - Step 2: Convert to fraction form
1,930,057.60/2,894,818.56 = 1,351,930.24/x - Step 3: Cross multiply
1,930,057.60x = 2,894,818.56 × 1,351,930.24 - Step 4: Simplify right side
1,930,057.60x = 3,913,592,750,577.25 - Step 5: Solve for x
x = 3,913,592,750,577.25/1,930,057.60 - Step 6: Final answer
x = 2,027,707.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.