Finding the Fourth Proportional to 5,408,960.20, 7,464,134.01 and 2,961,526.84
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Solution
The fourth proportional to 5,408,960.20, 7,464,134.01 and 2,961,526.84 is: 4,086,780.53
Step by Step Solution
- Step 1: Write the proportion equation
5,408,960.20 : 7,464,134.01 = 2,961,526.84 : x - Step 2: Convert to fraction form
5,408,960.20/7,464,134.01 = 2,961,526.84/x - Step 3: Cross multiply
5,408,960.20x = 7,464,134.01 × 2,961,526.84 - Step 4: Simplify right side
5,408,960.20x = 22,105,233,207,971.83 - Step 5: Solve for x
x = 22,105,233,207,971.83/5,408,960.20 - Step 6: Final answer
x = 4,086,780.53
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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.