Finding the Fourth Proportional to 3,035,497.68, 4,189,251.96 and 1,677,633.12
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Solution
The fourth proportional to 3,035,497.68, 4,189,251.96 and 1,677,633.12 is: 2,315,280.25
Step by Step Solution
- Step 1: Write the proportion equation
3,035,497.68 : 4,189,251.96 = 1,677,633.12 : x - Step 2: Convert to fraction form
3,035,497.68/4,189,251.96 = 1,677,633.12/x - Step 3: Cross multiply
3,035,497.68x = 4,189,251.96 × 1,677,633.12 - Step 4: Simplify right side
3,035,497.68x = 7,028,027,836,120.92 - Step 5: Solve for x
x = 7,028,027,836,120.92/3,035,497.68 - Step 6: Final answer
x = 2,315,280.25
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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.