Finding the Fourth Proportional to 4,994,727.21, 6,892,723.56 and 2,702,887.90
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Solution
The fourth proportional to 4,994,727.21, 6,892,723.56 and 2,702,887.90 is: 3,729,985.31
Step by Step Solution
- Step 1: Write the proportion equation
4,994,727.21 : 6,892,723.56 = 2,702,887.90 : x - Step 2: Convert to fraction form
4,994,727.21/6,892,723.56 = 2,702,887.90/x - Step 3: Cross multiply
4,994,727.21x = 6,892,723.56 × 2,702,887.90 - Step 4: Simplify right side
4,994,727.21x = 18,630,259,101,272.95 - Step 5: Solve for x
x = 18,630,259,101,272.95/4,994,727.21 - Step 6: Final answer
x = 3,729,985.31
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.