Finding the Fourth Proportional to 3,888,197.12, 5,832,330.32 and 1,192,534.92
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Solution
The fourth proportional to 3,888,197.12, 5,832,330.32 and 1,192,534.92 is: 1,788,813.00
Step by Step Solution
- Step 1: Write the proportion equation
3,888,197.12 : 5,832,330.32 = 1,192,534.92 : x - Step 2: Convert to fraction form
3,888,197.12/5,832,330.32 = 1,192,534.92/x - Step 3: Cross multiply
3,888,197.12x = 5,832,330.32 × 1,192,534.92 - Step 4: Simplify right side
3,888,197.12x = 6,955,257,571,574.78 - Step 5: Solve for x
x = 6,955,257,571,574.78/3,888,197.12 - Step 6: Final answer
x = 1,788,813.00
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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.