Finding the Fourth Proportional to 1,109,807.22, 1,664,842.06 and 351,683.67
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Solution
The fourth proportional to 1,109,807.22, 1,664,842.06 and 351,683.67 is: 527,567.09
Step by Step Solution
- Step 1: Write the proportion equation
1,109,807.22 : 1,664,842.06 = 351,683.67 : x - Step 2: Convert to fraction form
1,109,807.22/1,664,842.06 = 351,683.67/x - Step 3: Cross multiply
1,109,807.22x = 1,664,842.06 × 351,683.67 - Step 4: Simplify right side
1,109,807.22x = 585,497,770,335.70 - Step 5: Solve for x
x = 585,497,770,335.70/1,109,807.22 - Step 6: Final answer
x = 527,567.09
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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.