Finding the Fourth Proportional to 2,251,231.12, 3,106,733.16 and 1,232,730.64
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Solution
The fourth proportional to 2,251,231.12, 3,106,733.16 and 1,232,730.64 is: 1,701,187.02
Step by Step Solution
- Step 1: Write the proportion equation
2,251,231.12 : 3,106,733.16 = 1,232,730.64 : x - Step 2: Convert to fraction form
2,251,231.12/3,106,733.16 = 1,232,730.64/x - Step 3: Cross multiply
2,251,231.12x = 3,106,733.16 × 1,232,730.64 - Step 4: Simplify right side
2,251,231.12x = 3,829,765,156,636.02 - Step 5: Solve for x
x = 3,829,765,156,636.02/2,251,231.12 - Step 6: Final answer
x = 1,701,187.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.