Finding the Fourth Proportional to 1,145,181.09, 1,717,760.70 and 696,025.98
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Solution
The fourth proportional to 1,145,181.09, 1,717,760.70 and 696,025.98 is: 1,044,032.32
Step by Step Solution
- Step 1: Write the proportion equation
1,145,181.09 : 1,717,760.70 = 696,025.98 : x - Step 2: Convert to fraction form
1,145,181.09/1,717,760.70 = 696,025.98/x - Step 3: Cross multiply
1,145,181.09x = 1,717,760.70 × 696,025.98 - Step 4: Simplify right side
1,145,181.09x = 1,195,606,074,622.99 - Step 5: Solve for x
x = 1,195,606,074,622.99/1,145,181.09 - Step 6: Final answer
x = 1,044,032.32
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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.