Finding the Fourth Proportional to 4,127,775.36, 6,192,155.34 and 1,996,327.86
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Solution
The fourth proportional to 4,127,775.36, 6,192,155.34 and 1,996,327.86 is: 2,994,729.88
Step by Step Solution
- Step 1: Write the proportion equation
4,127,775.36 : 6,192,155.34 = 1,996,327.86 : x - Step 2: Convert to fraction form
4,127,775.36/6,192,155.34 = 1,996,327.86/x - Step 3: Cross multiply
4,127,775.36x = 6,192,155.34 × 1,996,327.86 - Step 4: Simplify right side
4,127,775.36x = 12,361,572,218,689.77 - Step 5: Solve for x
x = 12,361,572,218,689.77/4,127,775.36 - Step 6: Final answer
x = 2,994,729.88
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1.5x scale
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.