Finding the Fourth Proportional to 5,677,309.14, 8,512,812.99 and 1,888,723.86
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Solution
The fourth proportional to 5,677,309.14, 8,512,812.99 and 1,888,723.86 is: 2,832,037.61
Step by Step Solution
- Step 1: Write the proportion equation
5,677,309.14 : 8,512,812.99 = 1,888,723.86 : x - Step 2: Convert to fraction form
5,677,309.14/8,512,812.99 = 1,888,723.86/x - Step 3: Cross multiply
5,677,309.14x = 8,512,812.99 × 1,888,723.86 - Step 4: Simplify right side
5,677,309.14x = 16,078,353,009,930.94 - Step 5: Solve for x
x = 16,078,353,009,930.94/5,677,309.14 - Step 6: Final answer
x = 2,832,037.61
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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.