Finding the Fourth Proportional to 4,493,404.70, 6,740,107.05 and 1,298,635.10
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Solution
The fourth proportional to 4,493,404.70, 6,740,107.05 and 1,298,635.10 is: 1,947,952.65
Step by Step Solution
- Step 1: Write the proportion equation
4,493,404.70 : 6,740,107.05 = 1,298,635.10 : x - Step 2: Convert to fraction form
4,493,404.70/6,740,107.05 = 1,298,635.10/x - Step 3: Cross multiply
4,493,404.70x = 6,740,107.05 × 1,298,635.10 - Step 4: Simplify right side
4,493,404.70x = 8,752,939,592,887.46 - Step 5: Solve for x
x = 8,752,939,592,887.46/4,493,404.70 - Step 6: Final answer
x = 1,947,952.65
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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.