Finding the Fourth Proportional to 1,458,740.16, 2,189,087.64 and 512,113.68
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Solution
The fourth proportional to 1,458,740.16, 2,189,087.64 and 512,113.68 is: 768,513.65
Step by Step Solution
- Step 1: Write the proportion equation
1,458,740.16 : 2,189,087.64 = 512,113.68 : x - Step 2: Convert to fraction form
1,458,740.16/2,189,087.64 = 512,113.68/x - Step 3: Cross multiply
1,458,740.16x = 2,189,087.64 × 512,113.68 - Step 4: Simplify right side
1,458,740.16x = 1,121,061,727,162.92 - Step 5: Solve for x
x = 1,121,061,727,162.92/1,458,740.16 - Step 6: Final answer
x = 768,513.65
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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.