Finding the Fourth Proportional to 4,195,214.20, 6,292,803.30 and 1,162,571.32
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Solution
The fourth proportional to 4,195,214.20, 6,292,803.30 and 1,162,571.32 is: 1,743,851.99
Step by Step Solution
- Step 1: Write the proportion equation
4,195,214.20 : 6,292,803.30 = 1,162,571.32 : x - Step 2: Convert to fraction form
4,195,214.20/6,292,803.30 = 1,162,571.32/x - Step 3: Cross multiply
4,195,214.20x = 6,292,803.30 × 1,162,571.32 - Step 4: Simplify right side
4,195,214.20x = 7,315,832,638,981.36 - Step 5: Solve for x
x = 7,315,832,638,981.36/4,195,214.20 - Step 6: Final answer
x = 1,743,851.99
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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.