Finding the Fourth Proportional to 5,706,179.74, 8,539,064.96 and 3,548,221.05
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Solution
The fourth proportional to 5,706,179.74, 8,539,064.96 and 3,548,221.05 is: 5,309,767.90
Step by Step Solution
- Step 1: Write the proportion equation
5,706,179.74 : 8,539,064.96 = 3,548,221.05 : x - Step 2: Convert to fraction form
5,706,179.74/8,539,064.96 = 3,548,221.05/x - Step 3: Cross multiply
5,706,179.74x = 8,539,064.96 × 3,548,221.05 - Step 4: Simplify right side
5,706,179.74x = 30,298,490,004,637.56 - Step 5: Solve for x
x = 30,298,490,004,637.56/5,706,179.74 - Step 6: Final answer
x = 5,309,767.90
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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.