Finding the Fourth Proportional to 3,135,395.18, 4,702,589.36 and 860,388.28
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Solution
The fourth proportional to 3,135,395.18, 4,702,589.36 and 860,388.28 is: 1,290,444.28
Step by Step Solution
- Step 1: Write the proportion equation
3,135,395.18 : 4,702,589.36 = 860,388.28 : x - Step 2: Convert to fraction form
3,135,395.18/4,702,589.36 = 860,388.28/x - Step 3: Cross multiply
3,135,395.18x = 4,702,589.36 × 860,388.28 - Step 4: Simplify right side
3,135,395.18x = 4,046,052,765,118.47 - Step 5: Solve for x
x = 4,046,052,765,118.47/3,135,395.18 - Step 6: Final answer
x = 1,290,444.28
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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.