Finding the Fourth Proportional to 1,800,278.75, 2,701,747.34 and 853,652.81
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Solution
The fourth proportional to 1,800,278.75, 2,701,747.34 and 853,652.81 is: 1,281,109.50
Step by Step Solution
- Step 1: Write the proportion equation
1,800,278.75 : 2,701,747.34 = 853,652.81 : x - Step 2: Convert to fraction form
1,800,278.75/2,701,747.34 = 853,652.81/x - Step 3: Cross multiply
1,800,278.75x = 2,701,747.34 × 853,652.81 - Step 4: Simplify right side
1,800,278.75x = 2,306,354,208,701.03 - Step 5: Solve for x
x = 2,306,354,208,701.03/1,800,278.75 - Step 6: Final answer
x = 1,281,109.50
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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.