Finding the Fourth Proportional to 4,457,329.34, 6,151,139.04 and 2,420,138.84
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Solution
The fourth proportional to 4,457,329.34, 6,151,139.04 and 2,420,138.84 is: 3,339,804.93
Step by Step Solution
- Step 1: Write the proportion equation
4,457,329.34 : 6,151,139.04 = 2,420,138.84 : x - Step 2: Convert to fraction form
4,457,329.34/6,151,139.04 = 2,420,138.84/x - Step 3: Cross multiply
4,457,329.34x = 6,151,139.04 × 2,420,138.84 - Step 4: Simplify right side
4,457,329.34x = 14,886,610,470,188.62 - Step 5: Solve for x
x = 14,886,610,470,188.62/4,457,329.34 - Step 6: Final answer
x = 3,339,804.93
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.