Finding the Fourth Proportional to 3,145,152, 4,340,311.68 and 1,714,368
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Solution
The fourth proportional to 3,145,152, 4,340,311.68 and 1,714,368 is: 2,365,828.89
Step by Step Solution
- Step 1: Write the proportion equation
3,145,152 : 4,340,311.68 = 1,714,368 : x - Step 2: Convert to fraction form
3,145,152/4,340,311.68 = 1,714,368/x - Step 3: Cross multiply
3,145,152x = 4,340,311.68 × 1,714,368 - Step 4: Simplify right side
3,145,152x = 7,440,891,454,218.24 - Step 5: Solve for x
x = 7,440,891,454,218.24/3,145,152 - Step 6: Final answer
x = 2,365,828.89
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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.