Finding the Fourth Proportional to 1,900,311.03, 2,850,622.12 and 552,471.99
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Solution
The fourth proportional to 1,900,311.03, 2,850,622.12 and 552,471.99 is: 828,753.21
Step by Step Solution
- Step 1: Write the proportion equation
1,900,311.03 : 2,850,622.12 = 552,471.99 : x - Step 2: Convert to fraction form
1,900,311.03/2,850,622.12 = 552,471.99/x - Step 3: Cross multiply
1,900,311.03x = 2,850,622.12 × 552,471.99 - Step 4: Simplify right side
1,900,311.03x = 1,574,888,867,612.44 - Step 5: Solve for x
x = 1,574,888,867,612.44/1,900,311.03 - Step 6: Final answer
x = 828,753.21
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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.