Finding the Fourth Proportional to 1,617,244.36, 2,231,758.74 and 892,076.68
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Solution
The fourth proportional to 1,617,244.36, 2,231,758.74 and 892,076.68 is: 1,231,044.59
Step by Step Solution
- Step 1: Write the proportion equation
1,617,244.36 : 2,231,758.74 = 892,076.68 : x - Step 2: Convert to fraction form
1,617,244.36/2,231,758.74 = 892,076.68/x - Step 3: Cross multiply
1,617,244.36x = 2,231,758.74 × 892,076.68 - Step 4: Simplify right side
1,617,244.36x = 1,990,899,927,340.18 - Step 5: Solve for x
x = 1,990,899,927,340.18/1,617,244.36 - Step 6: Final answer
x = 1,231,044.59
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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.