Finding the Fourth Proportional to 1,608,260.76, 2,219,405.94 and 873,216.18
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Solution
The fourth proportional to 1,608,260.76, 2,219,405.94 and 873,216.18 is: 1,205,041.64
Step by Step Solution
- Step 1: Write the proportion equation
1,608,260.76 : 2,219,405.94 = 873,216.18 : x - Step 2: Convert to fraction form
1,608,260.76/2,219,405.94 = 873,216.18/x - Step 3: Cross multiply
1,608,260.76x = 2,219,405.94 × 873,216.18 - Step 4: Simplify right side
1,608,260.76x = 1,938,021,176,796.11 - Step 5: Solve for x
x = 1,938,021,176,796.11/1,608,260.76 - Step 6: Final answer
x = 1,205,041.64
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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.