Finding the Fourth Proportional to 4,467,669.24, 6,700,396.68 and 1,272,823.09
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Solution
The fourth proportional to 4,467,669.24, 6,700,396.68 and 1,272,823.09 is: 1,908,919.21
Step by Step Solution
- Step 1: Write the proportion equation
4,467,669.24 : 6,700,396.68 = 1,272,823.09 : x - Step 2: Convert to fraction form
4,467,669.24/6,700,396.68 = 1,272,823.09/x - Step 3: Cross multiply
4,467,669.24x = 6,700,396.68 × 1,272,823.09 - Step 4: Simplify right side
4,467,669.24x = 8,528,419,619,611.92 - Step 5: Solve for x
x = 8,528,419,619,611.92/4,467,669.24 - Step 6: Final answer
x = 1,908,919.21
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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.