Finding the Fourth Proportional to 3,176,323.20, 4,763,460.96 and 1,045,900.08
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Solution
The fourth proportional to 3,176,323.20, 4,763,460.96 and 1,045,900.08 is: 1,568,512.99
Step by Step Solution
- Step 1: Write the proportion equation
3,176,323.20 : 4,763,460.96 = 1,045,900.08 : x - Step 2: Convert to fraction form
3,176,323.20/4,763,460.96 = 1,045,900.08/x - Step 3: Cross multiply
3,176,323.20x = 4,763,460.96 × 1,045,900.08 - Step 4: Simplify right side
3,176,323.20x = 4,982,104,199,140.88 - Step 5: Solve for x
x = 4,982,104,199,140.88/3,176,323.20 - Step 6: Final answer
x = 1,568,512.99
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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.