Finding the Fourth Proportional to 3,135,346.88, 4,702,166.07 and 860,331.92
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Solution
The fourth proportional to 3,135,346.88, 4,702,166.07 and 860,331.92 is: 1,290,263.48
Step by Step Solution
- Step 1: Write the proportion equation
3,135,346.88 : 4,702,166.07 = 860,331.92 : x - Step 2: Convert to fraction form
3,135,346.88/4,702,166.07 = 860,331.92/x - Step 3: Cross multiply
3,135,346.88x = 4,702,166.07 × 860,331.92 - Step 4: Simplify right side
3,135,346.88x = 4,045,423,563,161.96 - Step 5: Solve for x
x = 4,045,423,563,161.96/3,135,346.88 - Step 6: Final answer
x = 1,290,263.48
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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.