Finding the Fourth Proportional to 1,855,664.24, 2,560,775.01 and 1,081,246.82
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Solution
The fourth proportional to 1,855,664.24, 2,560,775.01 and 1,081,246.82 is: 1,492,096.35
Step by Step Solution
- Step 1: Write the proportion equation
1,855,664.24 : 2,560,775.01 = 1,081,246.82 : x - Step 2: Convert to fraction form
1,855,664.24/2,560,775.01 = 1,081,246.82/x - Step 3: Cross multiply
1,855,664.24x = 2,560,775.01 × 1,081,246.82 - Step 4: Simplify right side
1,855,664.24x = 2,768,829,836,297.97 - Step 5: Solve for x
x = 2,768,829,836,297.97/1,855,664.24 - Step 6: Final answer
x = 1,492,096.35
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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.