Finding the Fourth Proportional to 1,051,772.08, 1,451,742.60 and 622,201.36
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Solution
The fourth proportional to 1,051,772.08, 1,451,742.60 and 622,201.36 is: 858,813.65
Step by Step Solution
- Step 1: Write the proportion equation
1,051,772.08 : 1,451,742.60 = 622,201.36 : x - Step 2: Convert to fraction form
1,051,772.08/1,451,742.60 = 622,201.36/x - Step 3: Cross multiply
1,051,772.08x = 1,451,742.60 × 622,201.36 - Step 4: Simplify right side
1,051,772.08x = 903,276,220,089.94 - Step 5: Solve for x
x = 903,276,220,089.94/1,051,772.08 - Step 6: Final answer
x = 858,813.65
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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.