Finding the Fourth Proportional to 1,109,305.74, 1,664,207.56 and 351,192.54
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Solution
The fourth proportional to 1,109,305.74, 1,664,207.56 and 351,192.54 is: 526,867.62
Step by Step Solution
- Step 1: Write the proportion equation
1,109,305.74 : 1,664,207.56 = 351,192.54 : x - Step 2: Convert to fraction form
1,109,305.74/1,664,207.56 = 351,192.54/x - Step 3: Cross multiply
1,109,305.74x = 1,664,207.56 × 351,192.54 - Step 4: Simplify right side
1,109,305.74x = 584,457,280,083.60 - Step 5: Solve for x
x = 584,457,280,083.60/1,109,305.74 - Step 6: Final answer
x = 526,867.62
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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.