Finding the Fourth Proportional to 4,457,328.84, 6,151,138.34 and 2,420,138.34
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Solution
The fourth proportional to 4,457,328.84, 6,151,138.34 and 2,420,138.34 is: 3,339,804.23
Step by Step Solution
- Step 1: Write the proportion equation
4,457,328.84 : 6,151,138.34 = 2,420,138.34 : x - Step 2: Convert to fraction form
4,457,328.84/6,151,138.34 = 2,420,138.34/x - Step 3: Cross multiply
4,457,328.84x = 6,151,138.34 × 2,420,138.34 - Step 4: Simplify right side
4,457,328.84x = 14,886,605,731,277.96 - Step 5: Solve for x
x = 14,886,605,731,277.96/4,457,328.84 - Step 6: Final answer
x = 3,339,804.23
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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.