Finding the Fourth Proportional to 4,509,888.40, 6,764,112.49 and 1,314,267.09
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Solution
The fourth proportional to 4,509,888.40, 6,764,112.49 and 1,314,267.09 is: 1,971,190.78
Step by Step Solution
- Step 1: Write the proportion equation
4,509,888.40 : 6,764,112.49 = 1,314,267.09 : x - Step 2: Convert to fraction form
4,509,888.40/6,764,112.49 = 1,314,267.09/x - Step 3: Cross multiply
4,509,888.40x = 6,764,112.49 × 1,314,267.09 - Step 4: Simplify right side
4,509,888.40x = 8,889,850,438,664.96 - Step 5: Solve for x
x = 8,889,850,438,664.96/4,509,888.40 - Step 6: Final answer
x = 1,971,190.78
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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.