Finding the Fourth Proportional to 3,128,322.35, 4,690,769.09 and 968,747.94
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Solution
The fourth proportional to 3,128,322.35, 4,690,769.09 and 968,747.94 is: 1,452,591.00
Step by Step Solution
- Step 1: Write the proportion equation
3,128,322.35 : 4,690,769.09 = 968,747.94 : x - Step 2: Convert to fraction form
3,128,322.35/4,690,769.09 = 968,747.94/x - Step 3: Cross multiply
3,128,322.35x = 4,690,769.09 × 968,747.94 - Step 4: Simplify right side
3,128,322.35x = 4,544,172,888,109.43 - Step 5: Solve for x
x = 4,544,172,888,109.43/3,128,322.35 - Step 6: Final answer
x = 1,452,591.00
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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.