Finding the Fourth Proportional to 2,753,753.99, 4,130,630.22 and 860,495.43
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Solution
The fourth proportional to 2,753,753.99, 4,130,630.22 and 860,495.43 is: 1,290,742.91
Step by Step Solution
- Step 1: Write the proportion equation
2,753,753.99 : 4,130,630.22 = 860,495.43 : x - Step 2: Convert to fraction form
2,753,753.99/4,130,630.22 = 860,495.43/x - Step 3: Cross multiply
2,753,753.99x = 4,130,630.22 × 860,495.43 - Step 4: Simplify right side
2,753,753.99x = 3,554,388,427,329.90 - Step 5: Solve for x
x = 3,554,388,427,329.90/2,753,753.99 - Step 6: Final answer
x = 1,290,742.91
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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.