Finding the Fourth Proportional to 1,830,385.14, 2,743,748.73 and 869,149.50
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Solution
The fourth proportional to 1,830,385.14, 2,743,748.73 and 869,149.50 is: 1,302,855.77
Step by Step Solution
- Step 1: Write the proportion equation
1,830,385.14 : 2,743,748.73 = 869,149.50 : x - Step 2: Convert to fraction form
1,830,385.14/2,743,748.73 = 869,149.50/x - Step 3: Cross multiply
1,830,385.14x = 2,743,748.73 × 869,149.50 - Step 4: Simplify right side
1,830,385.14x = 2,384,727,836,805.13 - Step 5: Solve for x
x = 2,384,727,836,805.13/1,830,385.14 - Step 6: Final answer
x = 1,302,855.77
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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.