Finding the Fourth Proportional to 1,967,635.12, 2,951,452.70 and 1,125,596.40
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Solution
The fourth proportional to 1,967,635.12, 2,951,452.70 and 1,125,596.40 is: 1,688,394.61
Step by Step Solution
- Step 1: Write the proportion equation
1,967,635.12 : 2,951,452.70 = 1,125,596.40 : x - Step 2: Convert to fraction form
1,967,635.12/2,951,452.70 = 1,125,596.40/x - Step 3: Cross multiply
1,967,635.12x = 2,951,452.70 × 1,125,596.40 - Step 4: Simplify right side
1,967,635.12x = 3,322,144,533,890.28 - Step 5: Solve for x
x = 3,322,144,533,890.28/1,967,635.12 - Step 6: Final answer
x = 1,688,394.61
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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.