Finding the Fourth Proportional to 3,072,685.10, 4,609,246.35 and 942,765.80
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Solution
The fourth proportional to 3,072,685.10, 4,609,246.35 and 942,765.80 is: 1,414,215.80
Step by Step Solution
- Step 1: Write the proportion equation
3,072,685.10 : 4,609,246.35 = 942,765.80 : x - Step 2: Convert to fraction form
3,072,685.10/4,609,246.35 = 942,765.80/x - Step 3: Cross multiply
3,072,685.10x = 4,609,246.35 × 942,765.80 - Step 4: Simplify right side
3,072,685.10x = 4,345,439,822,554.83 - Step 5: Solve for x
x = 4,345,439,822,554.83/3,072,685.10 - Step 6: Final answer
x = 1,414,215.80
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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.