Finding the Fourth Proportional to 1,328,757.24, 1,993,451.22 and 430,199.04
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Solution
The fourth proportional to 1,328,757.24, 1,993,451.22 and 430,199.04 is: 645,400.66
Step by Step Solution
- Step 1: Write the proportion equation
1,328,757.24 : 1,993,451.22 = 430,199.04 : x - Step 2: Convert to fraction form
1,328,757.24/1,993,451.22 = 430,199.04/x - Step 3: Cross multiply
1,328,757.24x = 1,993,451.22 × 430,199.04 - Step 4: Simplify right side
1,328,757.24x = 857,580,801,130.83 - Step 5: Solve for x
x = 857,580,801,130.83/1,328,757.24 - Step 6: Final answer
x = 645,400.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.