Finding the Fourth Proportional to 4,236,343.86, 6,354,931.59 and 1,203,849.66
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Solution
The fourth proportional to 4,236,343.86, 6,354,931.59 and 1,203,849.66 is: 1,805,892.65
Step by Step Solution
- Step 1: Write the proportion equation
4,236,343.86 : 6,354,931.59 = 1,203,849.66 : x - Step 2: Convert to fraction form
4,236,343.86/6,354,931.59 = 1,203,849.66/x - Step 3: Cross multiply
4,236,343.86x = 6,354,931.59 × 1,203,849.66 - Step 4: Simplify right side
4,236,343.86x = 7,650,382,233,944.76 - Step 5: Solve for x
x = 7,650,382,233,944.76/4,236,343.86 - Step 6: Final answer
x = 1,805,892.65
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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.