Finding the Fourth Proportional to 1,201,097.92, 1,658,115.20 and 691,701.88
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Solution
The fourth proportional to 1,201,097.92, 1,658,115.20 and 691,701.88 is: 954,894.17
Step by Step Solution
- Step 1: Write the proportion equation
1,201,097.92 : 1,658,115.20 = 691,701.88 : x - Step 2: Convert to fraction form
1,201,097.92/1,658,115.20 = 691,701.88/x - Step 3: Cross multiply
1,201,097.92x = 1,658,115.20 × 691,701.88 - Step 4: Simplify right side
1,201,097.92x = 1,146,921,401,096.58 - Step 5: Solve for x
x = 1,146,921,401,096.58/1,201,097.92 - Step 6: Final answer
x = 954,894.17
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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.