Finding the Fourth Proportional to 1,740,194.20, 2,401,431.80 and 965,780.08
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Solution
The fourth proportional to 1,740,194.20, 2,401,431.80 and 965,780.08 is: 1,332,756.42
Step by Step Solution
- Step 1: Write the proportion equation
1,740,194.20 : 2,401,431.80 = 965,780.08 : x - Step 2: Convert to fraction form
1,740,194.20/2,401,431.80 = 965,780.08/x - Step 3: Cross multiply
1,740,194.20x = 2,401,431.80 × 965,780.08 - Step 4: Simplify right side
1,740,194.20x = 2,319,254,995,918.54 - Step 5: Solve for x
x = 2,319,254,995,918.54/1,740,194.20 - Step 6: Final answer
x = 1,332,756.42
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.