Finding the Fourth Proportional to 4,918,741.68, 7,368,231.34 and 2,449,317.88
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Solution
The fourth proportional to 4,918,741.68, 7,368,231.34 and 2,449,317.88 is: 3,669,056.43
Step by Step Solution
- Step 1: Write the proportion equation
4,918,741.68 : 7,368,231.34 = 2,449,317.88 : x - Step 2: Convert to fraction form
4,918,741.68/7,368,231.34 = 2,449,317.88/x - Step 3: Cross multiply
4,918,741.68x = 7,368,231.34 × 2,449,317.88 - Step 4: Simplify right side
4,918,741.68x = 18,047,140,765,038.36 - Step 5: Solve for x
x = 18,047,140,765,038.36/4,918,741.68 - Step 6: Final answer
x = 3,669,056.43
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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.