Finding the Fourth Proportional to 4,252,779.05, 5,868,621.99 and 2,416,994.78
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Solution
The fourth proportional to 4,252,779.05, 5,868,621.99 and 2,416,994.78 is: 3,335,331.68
Step by Step Solution
- Step 1: Write the proportion equation
4,252,779.05 : 5,868,621.99 = 2,416,994.78 : x - Step 2: Convert to fraction form
4,252,779.05/5,868,621.99 = 2,416,994.78/x - Step 3: Cross multiply
4,252,779.05x = 5,868,621.99 × 2,416,994.78 - Step 4: Simplify right side
4,252,779.05x = 14,184,428,686,280.10 - Step 5: Solve for x
x = 14,184,428,686,280.10/4,252,779.05 - Step 6: Final answer
x = 3,335,331.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.