Finding the Fourth Proportional to 1,625,687.32, 2,440,044.18 and 827,566.24
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Solution
The fourth proportional to 1,625,687.32, 2,440,044.18 and 827,566.24 is: 1,242,119.66
Step by Step Solution
- Step 1: Write the proportion equation
1,625,687.32 : 2,440,044.18 = 827,566.24 : x - Step 2: Convert to fraction form
1,625,687.32/2,440,044.18 = 827,566.24/x - Step 3: Cross multiply
1,625,687.32x = 2,440,044.18 × 827,566.24 - Step 4: Simplify right side
1,625,687.32x = 2,019,298,187,476.48 - Step 5: Solve for x
x = 2,019,298,187,476.48/1,625,687.32 - Step 6: Final answer
x = 1,242,119.66
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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.