Finding the Fourth Proportional to 4,173,447.15, 6,260,593.55 and 1,440,638.37
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Solution
The fourth proportional to 4,173,447.15, 6,260,593.55 and 1,440,638.37 is: 2,161,103.51
Step by Step Solution
- Step 1: Write the proportion equation
4,173,447.15 : 6,260,593.55 = 1,440,638.37 : x - Step 2: Convert to fraction form
4,173,447.15/6,260,593.55 = 1,440,638.37/x - Step 3: Cross multiply
4,173,447.15x = 6,260,593.55 × 1,440,638.37 - Step 4: Simplify right side
4,173,447.15x = 9,019,251,279,901.32 - Step 5: Solve for x
x = 9,019,251,279,901.32/4,173,447.15 - Step 6: Final answer
x = 2,161,103.51
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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.