Finding the Fourth Proportional to 4,433,026.06, 6,649,539.09 and 3,423,620.32
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Solution
The fourth proportional to 4,433,026.06, 6,649,539.09 and 3,423,620.32 is: 5,135,430.48
Step by Step Solution
- Step 1: Write the proportion equation
4,433,026.06 : 6,649,539.09 = 3,423,620.32 : x - Step 2: Convert to fraction form
4,433,026.06/6,649,539.09 = 3,423,620.32/x - Step 3: Cross multiply
4,433,026.06x = 6,649,539.09 × 3,423,620.32 - Step 4: Simplify right side
4,433,026.06x = 22,765,497,147,158.31 - Step 5: Solve for x
x = 22,765,497,147,158.31/4,433,026.06 - Step 6: Final answer
x = 5,135,430.48
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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.