Finding the Fourth Proportional to 2,485,716.12, 3,727,968.30 and 688,552.92
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Solution
The fourth proportional to 2,485,716.12, 3,727,968.30 and 688,552.92 is: 1,032,661.55
Step by Step Solution
- Step 1: Write the proportion equation
2,485,716.12 : 3,727,968.30 = 688,552.92 : x - Step 2: Convert to fraction form
2,485,716.12/3,727,968.30 = 688,552.92/x - Step 3: Cross multiply
2,485,716.12x = 3,727,968.30 × 688,552.92 - Step 4: Simplify right side
2,485,716.12x = 2,566,903,458,632.44 - Step 5: Solve for x
x = 2,566,903,458,632.44/2,485,716.12 - Step 6: Final answer
x = 1,032,661.55
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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.