Finding the Fourth Proportional to 1,430,436.24, 2,147,530.68 and 959,230.80
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Solution
The fourth proportional to 1,430,436.24, 2,147,530.68 and 959,230.80 is: 1,440,104.43
Step by Step Solution
- Step 1: Write the proportion equation
1,430,436.24 : 2,147,530.68 = 959,230.80 : x - Step 2: Convert to fraction form
1,430,436.24/2,147,530.68 = 959,230.80/x - Step 3: Cross multiply
1,430,436.24x = 2,147,530.68 × 959,230.80 - Step 4: Simplify right side
1,430,436.24x = 2,059,977,572,200.94 - Step 5: Solve for x
x = 2,059,977,572,200.94/1,430,436.24 - Step 6: Final answer
x = 1,440,104.43
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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.