Finding the Fourth Proportional to 4,446,832.36, 6,134,374.68 and 2,812,487.20
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Solution
The fourth proportional to 4,446,832.36, 6,134,374.68 and 2,812,487.20 is: 3,879,806.76
Step by Step Solution
- Step 1: Write the proportion equation
4,446,832.36 : 6,134,374.68 = 2,812,487.20 : x - Step 2: Convert to fraction form
4,446,832.36/6,134,374.68 = 2,812,487.20/x - Step 3: Cross multiply
4,446,832.36x = 6,134,374.68 × 2,812,487.20 - Step 4: Simplify right side
4,446,832.36x = 17,252,850,267,504.10 - Step 5: Solve for x
x = 17,252,850,267,504.10/4,446,832.36 - Step 6: Final answer
x = 3,879,806.76
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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.