Finding the Fourth Proportional to 3,959,441.08, 5,464,028.68 and 2,148,605.08
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Solution
The fourth proportional to 3,959,441.08, 5,464,028.68 and 2,148,605.08 is: 2,965,075.00
Step by Step Solution
- Step 1: Write the proportion equation
3,959,441.08 : 5,464,028.68 = 2,148,605.08 : x - Step 2: Convert to fraction form
3,959,441.08/5,464,028.68 = 2,148,605.08/x - Step 3: Cross multiply
3,959,441.08x = 5,464,028.68 × 2,148,605.08 - Step 4: Simplify right side
3,959,441.08x = 11,740,039,779,113.69 - Step 5: Solve for x
x = 11,740,039,779,113.69/3,959,441.08 - Step 6: Final answer
x = 2,965,075.00
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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.