Finding the Fourth Proportional to 2,254,121.99, 3,379,176.16 and 814,484.30
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Solution
The fourth proportional to 2,254,121.99, 3,379,176.16 and 814,484.30 is: 1,221,001.32
Step by Step Solution
- Step 1: Write the proportion equation
2,254,121.99 : 3,379,176.16 = 814,484.30 : x - Step 2: Convert to fraction form
2,254,121.99/3,379,176.16 = 814,484.30/x - Step 3: Cross multiply
2,254,121.99x = 3,379,176.16 × 814,484.30 - Step 4: Simplify right side
2,254,121.99x = 2,752,285,929,254.29 - Step 5: Solve for x
x = 2,752,285,929,254.29/2,254,121.99 - Step 6: Final answer
x = 1,221,001.32
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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.