Finding the Fourth Proportional to 2,583,622.76, 3,865,955.87 and 2,156,103.24
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Solution
The fourth proportional to 2,583,622.76, 3,865,955.87 and 2,156,103.24 is: 3,226,244.99
Step by Step Solution
- Step 1: Write the proportion equation
2,583,622.76 : 3,865,955.87 = 2,156,103.24 : x - Step 2: Convert to fraction form
2,583,622.76/3,865,955.87 = 2,156,103.24/x - Step 3: Cross multiply
2,583,622.76x = 3,865,955.87 × 2,156,103.24 - Step 4: Simplify right side
2,583,622.76x = 8,335,399,966,223.50 - Step 5: Solve for x
x = 8,335,399,966,223.50/2,583,622.76 - Step 6: Final answer
x = 3,226,244.99
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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.