Finding the Fourth Proportional to 1,431,767.57, 2,147,539.97 and 832,346.10
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Solution
The fourth proportional to 1,431,767.57, 2,147,539.97 and 832,346.10 is: 1,248,454.40
Step by Step Solution
- Step 1: Write the proportion equation
1,431,767.57 : 2,147,539.97 = 832,346.10 : x - Step 2: Convert to fraction form
1,431,767.57/2,147,539.97 = 832,346.10/x - Step 3: Cross multiply
1,431,767.57x = 2,147,539.97 × 832,346.10 - Step 4: Simplify right side
1,431,767.57x = 1,787,496,520,704.48 - Step 5: Solve for x
x = 1,787,496,520,704.48/1,431,767.57 - Step 6: Final answer
x = 1,248,454.40
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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.