Finding the Fourth Proportional to 3,628,491.74, 5,441,440.76 and 1,199,195.37
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Solution
The fourth proportional to 3,628,491.74, 5,441,440.76 and 1,199,195.37 is: 1,798,364.45
Step by Step Solution
- Step 1: Write the proportion equation
3,628,491.74 : 5,441,440.76 = 1,199,195.37 : x - Step 2: Convert to fraction form
3,628,491.74/5,441,440.76 = 1,199,195.37/x - Step 3: Cross multiply
3,628,491.74x = 5,441,440.76 × 1,199,195.37 - Step 4: Simplify right side
3,628,491.74x = 6,525,350,559,525.31 - Step 5: Solve for x
x = 6,525,350,559,525.31/3,628,491.74 - Step 6: Final answer
x = 1,798,364.45
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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.