Finding the Fourth Proportional to 6,410,867.07, 9,616,309.50 and 1,861,928.94
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Solution
The fourth proportional to 6,410,867.07, 9,616,309.50 and 1,861,928.94 is: 2,792,895.99
Step by Step Solution
- Step 1: Write the proportion equation
6,410,867.07 : 9,616,309.50 = 1,861,928.94 : x - Step 2: Convert to fraction form
6,410,867.07/9,616,309.50 = 1,861,928.94/x - Step 3: Cross multiply
6,410,867.07x = 9,616,309.50 × 1,861,928.94 - Step 4: Simplify right side
6,410,867.07x = 17,904,884,944,737.29 - Step 5: Solve for x
x = 17,904,884,944,737.29/6,410,867.07 - Step 6: Final answer
x = 2,792,895.99
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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.