Finding the Fourth Proportional to 4,064,778.22, 5,608,989.63 and 2,346,452.32
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Solution
The fourth proportional to 4,064,778.22, 5,608,989.63 and 2,346,452.32 is: 3,237,870.81
Step by Step Solution
- Step 1: Write the proportion equation
4,064,778.22 : 5,608,989.63 = 2,346,452.32 : x - Step 2: Convert to fraction form
4,064,778.22/5,608,989.63 = 2,346,452.32/x - Step 3: Cross multiply
4,064,778.22x = 5,608,989.63 × 2,346,452.32 - Step 4: Simplify right side
4,064,778.22x = 13,161,226,730,169.44 - Step 5: Solve for x
x = 13,161,226,730,169.44/4,064,778.22 - Step 6: Final answer
x = 3,237,870.81
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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.