Finding the Fourth Proportional to 1,467,638.09, 2,201,981.52 and 892,431.65
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Solution
The fourth proportional to 1,467,638.09, 2,201,981.52 and 892,431.65 is: 1,338,966.35
Step by Step Solution
- Step 1: Write the proportion equation
1,467,638.09 : 2,201,981.52 = 892,431.65 : x - Step 2: Convert to fraction form
1,467,638.09/2,201,981.52 = 892,431.65/x - Step 3: Cross multiply
1,467,638.09x = 2,201,981.52 × 892,431.65 - Step 4: Simplify right side
1,467,638.09x = 1,965,118,010,014.68 - Step 5: Solve for x
x = 1,965,118,010,014.68/1,467,638.09 - Step 6: Final answer
x = 1,338,966.35
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.