Finding the Fourth Proportional to 2,027,717.22, 2,798,138.60 and 1,156,423.98
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Solution
The fourth proportional to 2,027,717.22, 2,798,138.60 and 1,156,423.98 is: 1,595,801.69
Step by Step Solution
- Step 1: Write the proportion equation
2,027,717.22 : 2,798,138.60 = 1,156,423.98 : x - Step 2: Convert to fraction form
2,027,717.22/2,798,138.60 = 1,156,423.98/x - Step 3: Cross multiply
2,027,717.22x = 2,798,138.60 × 1,156,423.98 - Step 4: Simplify right side
2,027,717.22x = 3,235,834,576,403.63 - Step 5: Solve for x
x = 3,235,834,576,403.63/2,027,717.22 - Step 6: Final answer
x = 1,595,801.69
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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.