Finding the Fourth Proportional to 4,619,423.71, 6,923,143.05 and 2,056,992.49
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Solution
The fourth proportional to 4,619,423.71, 6,923,143.05 and 2,056,992.49 is: 3,082,820.32
Step by Step Solution
- Step 1: Write the proportion equation
4,619,423.71 : 6,923,143.05 = 2,056,992.49 : x - Step 2: Convert to fraction form
4,619,423.71/6,923,143.05 = 2,056,992.49/x - Step 3: Cross multiply
4,619,423.71x = 6,923,143.05 × 2,056,992.49 - Step 4: Simplify right side
4,619,423.71x = 14,240,853,261,045.69 - Step 5: Solve for x
x = 14,240,853,261,045.69/4,619,423.71 - Step 6: Final answer
x = 3,082,820.32
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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.