Finding the Fourth Proportional to 2,745,804.80, 4,118,863.68 and 923,438.08
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Solution
The fourth proportional to 2,745,804.80, 4,118,863.68 and 923,438.08 is: 1,385,209.75
Step by Step Solution
- Step 1: Write the proportion equation
2,745,804.80 : 4,118,863.68 = 923,438.08 : x - Step 2: Convert to fraction form
2,745,804.80/4,118,863.68 = 923,438.08/x - Step 3: Cross multiply
2,745,804.80x = 4,118,863.68 × 923,438.08 - Step 4: Simplify right side
2,745,804.80x = 3,803,515,568,440.93 - Step 5: Solve for x
x = 3,803,515,568,440.93/2,745,804.80 - Step 6: Final answer
x = 1,385,209.75
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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.