Finding the Fourth Proportional to 1,606,273.05, 2,216,349.74 and 918,162.93
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Solution
The fourth proportional to 1,606,273.05, 2,216,349.74 and 918,162.93 is: 1,266,889.32
Step by Step Solution
- Step 1: Write the proportion equation
1,606,273.05 : 2,216,349.74 = 918,162.93 : x - Step 2: Convert to fraction form
1,606,273.05/2,216,349.74 = 918,162.93/x - Step 3: Cross multiply
1,606,273.05x = 2,216,349.74 × 918,162.93 - Step 4: Simplify right side
1,606,273.05x = 2,034,970,171,183.14 - Step 5: Solve for x
x = 2,034,970,171,183.14/1,606,273.05 - Step 6: Final answer
x = 1,266,889.32
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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.