Finding the Fourth Proportional to 1,260,052.99, 1,890,075.76 and 313,423.67
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Solution
The fourth proportional to 1,260,052.99, 1,890,075.76 and 313,423.67 is: 470,134.58
Step by Step Solution
- Step 1: Write the proportion equation
1,260,052.99 : 1,890,075.76 = 313,423.67 : x - Step 2: Convert to fraction form
1,260,052.99/1,890,075.76 = 313,423.67/x - Step 3: Cross multiply
1,260,052.99x = 1,890,075.76 × 313,423.67 - Step 4: Simplify right side
1,260,052.99x = 592,394,481,277.24 - Step 5: Solve for x
x = 592,394,481,277.24/1,260,052.99 - Step 6: Final answer
x = 470,134.58
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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.