Finding the Fourth Proportional to 3,825,105.16, 5,736,701.58 and 1,128,895.24
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Solution
The fourth proportional to 3,825,105.16, 5,736,701.58 and 1,128,895.24 is: 1,693,060.67
Step by Step Solution
- Step 1: Write the proportion equation
3,825,105.16 : 5,736,701.58 = 1,128,895.24 : x - Step 2: Convert to fraction form
3,825,105.16/5,736,701.58 = 1,128,895.24/x - Step 3: Cross multiply
3,825,105.16x = 5,736,701.58 × 1,128,895.24 - Step 4: Simplify right side
3,825,105.16x = 6,476,135,106,962.48 - Step 5: Solve for x
x = 6,476,135,106,962.48/3,825,105.16 - Step 6: Final answer
x = 1,693,060.67
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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.