Finding the Fourth Proportional to 4,180,518.86, 6,270,107.08 and 1,147,176.34
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Solution
The fourth proportional to 4,180,518.86, 6,270,107.08 and 1,147,176.34 is: 1,720,580.32
Step by Step Solution
- Step 1: Write the proportion equation
4,180,518.86 : 6,270,107.08 = 1,147,176.34 : x - Step 2: Convert to fraction form
4,180,518.86/6,270,107.08 = 1,147,176.34/x - Step 3: Cross multiply
4,180,518.86x = 6,270,107.08 × 1,147,176.34 - Step 4: Simplify right side
4,180,518.86x = 7,192,918,491,442.49 - Step 5: Solve for x
x = 7,192,918,491,442.49/4,180,518.86 - Step 6: Final answer
x = 1,720,580.32
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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.