Finding the Fourth Proportional to 1,376,232.99, 2,064,723.18 and 416,720.79
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Solution
The fourth proportional to 1,376,232.99, 2,064,723.18 and 416,720.79 is: 625,194.34
Step by Step Solution
- Step 1: Write the proportion equation
1,376,232.99 : 2,064,723.18 = 416,720.79 : x - Step 2: Convert to fraction form
1,376,232.99/2,064,723.18 = 416,720.79/x - Step 3: Cross multiply
1,376,232.99x = 2,064,723.18 × 416,720.79 - Step 4: Simplify right side
1,376,232.99x = 860,413,074,700.91 - Step 5: Solve for x
x = 860,413,074,700.91/1,376,232.99 - Step 6: Final answer
x = 625,194.34
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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.