Finding the Fourth Proportional to 3,588,757.21, 5,380,967.58 and 1,430,114.41
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Solution
The fourth proportional to 3,588,757.21, 5,380,967.58 and 1,430,114.41 is: 2,144,307.58
Step by Step Solution
- Step 1: Write the proportion equation
3,588,757.21 : 5,380,967.58 = 1,430,114.41 : x - Step 2: Convert to fraction form
3,588,757.21/5,380,967.58 = 1,430,114.41/x - Step 3: Cross multiply
3,588,757.21x = 5,380,967.58 × 1,430,114.41 - Step 4: Simplify right side
3,588,757.21x = 7,695,399,275,900.83 - Step 5: Solve for x
x = 7,695,399,275,900.83/3,588,757.21 - Step 6: Final answer
x = 2,144,307.58
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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.