Finding the Fourth Proportional to 2,708,966.52, 3,738,353.94 and 1,485,251.87
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Solution
The fourth proportional to 2,708,966.52, 3,738,353.94 and 1,485,251.87 is: 2,049,636.69
Step by Step Solution
- Step 1: Write the proportion equation
2,708,966.52 : 3,738,353.94 = 1,485,251.87 : x - Step 2: Convert to fraction form
2,708,966.52/3,738,353.94 = 1,485,251.87/x - Step 3: Cross multiply
2,708,966.52x = 3,738,353.94 × 1,485,251.87 - Step 4: Simplify right side
2,708,966.52x = 5,552,397,161,415.10 - Step 5: Solve for x
x = 5,552,397,161,415.10/2,708,966.52 - Step 6: Final answer
x = 2,049,636.69
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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.