Finding the Fourth Proportional to 1,372,669.57, 2,056,107.74 and 1,101,328.65
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Solution
The fourth proportional to 1,372,669.57, 2,056,107.74 and 1,101,328.65 is: 1,649,668.94
Step by Step Solution
- Step 1: Write the proportion equation
1,372,669.57 : 2,056,107.74 = 1,101,328.65 : x - Step 2: Convert to fraction form
1,372,669.57/2,056,107.74 = 1,101,328.65/x - Step 3: Cross multiply
1,372,669.57x = 2,056,107.74 × 1,101,328.65 - Step 4: Simplify right side
1,372,669.57x = 2,264,450,358,795.43 - Step 5: Solve for x
x = 2,264,450,358,795.43/1,372,669.57 - Step 6: Final answer
x = 1,649,668.94
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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.