Finding the Fourth Proportional to 1,503,809.38, 2,255,676.58 and 438,860.67
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Solution
The fourth proportional to 1,503,809.38, 2,255,676.58 and 438,860.67 is: 658,280.06
Step by Step Solution
- Step 1: Write the proportion equation
1,503,809.38 : 2,255,676.58 = 438,860.67 : x - Step 2: Convert to fraction form
1,503,809.38/2,255,676.58 = 438,860.67/x - Step 3: Cross multiply
1,503,809.38x = 2,255,676.58 × 438,860.67 - Step 4: Simplify right side
1,503,809.38x = 989,927,735,202.11 - Step 5: Solve for x
x = 989,927,735,202.11/1,503,809.38 - Step 6: Final answer
x = 658,280.06
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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.