Finding the Fourth Proportional to 3,134,769.94, 4,702,622.38 and 1,112,844.53
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Solution
The fourth proportional to 3,134,769.94, 4,702,622.38 and 1,112,844.53 is: 1,669,432.74
Step by Step Solution
- Step 1: Write the proportion equation
3,134,769.94 : 4,702,622.38 = 1,112,844.53 : x - Step 2: Convert to fraction form
3,134,769.94/4,702,622.38 = 1,112,844.53/x - Step 3: Cross multiply
3,134,769.94x = 4,702,622.38 × 1,112,844.53 - Step 4: Simplify right side
3,134,769.94x = 5,233,287,579,632.29 - Step 5: Solve for x
x = 5,233,287,579,632.29/3,134,769.94 - Step 6: Final answer
x = 1,669,432.74
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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.