Finding the Fourth Proportional to 2,723,422.68, 4,085,790.12 and 830,047.68
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Solution
The fourth proportional to 2,723,422.68, 4,085,790.12 and 830,047.68 is: 1,245,271.49
Step by Step Solution
- Step 1: Write the proportion equation
2,723,422.68 : 4,085,790.12 = 830,047.68 : x - Step 2: Convert to fraction form
2,723,422.68/4,085,790.12 = 830,047.68/x - Step 3: Cross multiply
2,723,422.68x = 4,085,790.12 × 830,047.68 - Step 4: Simplify right side
2,723,422.68x = 3,391,400,610,072.92 - Step 5: Solve for x
x = 3,391,400,610,072.92/2,723,422.68 - Step 6: Final answer
x = 1,245,271.49
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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.