Finding the Fourth Proportional to 4,442,208.43, 6,663,719.29 and 1,247,313.08
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Solution
The fourth proportional to 4,442,208.43, 6,663,719.29 and 1,247,313.08 is: 1,871,083.80
Step by Step Solution
- Step 1: Write the proportion equation
4,442,208.43 : 6,663,719.29 = 1,247,313.08 : x - Step 2: Convert to fraction form
4,442,208.43/6,663,719.29 = 1,247,313.08/x - Step 3: Cross multiply
4,442,208.43x = 6,663,719.29 × 1,247,313.08 - Step 4: Simplify right side
4,442,208.43x = 8,311,744,210,261.62 - Step 5: Solve for x
x = 8,311,744,210,261.62/4,442,208.43 - Step 6: Final answer
x = 1,871,083.80
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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.