Finding the Fourth Proportional to 1,738,065.12, 2,607,099.84 and 475,903.68
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Solution
The fourth proportional to 1,738,065.12, 2,607,099.84 and 475,903.68 is: 713,856.11
Step by Step Solution
- Step 1: Write the proportion equation
1,738,065.12 : 2,607,099.84 = 475,903.68 : x - Step 2: Convert to fraction form
1,738,065.12/2,607,099.84 = 475,903.68/x - Step 3: Cross multiply
1,738,065.12x = 2,607,099.84 × 475,903.68 - Step 4: Simplify right side
1,738,065.12x = 1,240,728,407,983.41 - Step 5: Solve for x
x = 1,240,728,407,983.41/1,738,065.12 - Step 6: Final answer
x = 713,856.11
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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.