Finding the Fourth Proportional to 1,559,125.20, 2,337,996.60 and 717,934.80
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Solution
The fourth proportional to 1,559,125.20, 2,337,996.60 and 717,934.80 is: 1,076,583.92
Step by Step Solution
- Step 1: Write the proportion equation
1,559,125.20 : 2,337,996.60 = 717,934.80 : x - Step 2: Convert to fraction form
1,559,125.20/2,337,996.60 = 717,934.80/x - Step 3: Cross multiply
1,559,125.20x = 2,337,996.60 × 717,934.80 - Step 4: Simplify right side
1,559,125.20x = 1,678,529,121,421.68 - Step 5: Solve for x
x = 1,678,529,121,421.68/1,559,125.20 - Step 6: Final answer
x = 1,076,583.92
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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.