Finding the Fourth Proportional to 4,368,263.92, 6,555,349.86 and 1,528,400.68
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Solution
The fourth proportional to 4,368,263.92, 6,555,349.86 and 1,528,400.68 is: 2,293,634.58
Step by Step Solution
- Step 1: Write the proportion equation
4,368,263.92 : 6,555,349.86 = 1,528,400.68 : x - Step 2: Convert to fraction form
4,368,263.92/6,555,349.86 = 1,528,400.68/x - Step 3: Cross multiply
4,368,263.92x = 6,555,349.86 × 1,528,400.68 - Step 4: Simplify right side
4,368,263.92x = 10,019,201,183,661.90 - Step 5: Solve for x
x = 10,019,201,183,661.90/4,368,263.92 - Step 6: Final answer
x = 2,293,634.58
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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.