Finding the Fourth Proportional to 4,025,368.53, 5,555,044.65 and 2,189,866.81
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Solution
The fourth proportional to 4,025,368.53, 5,555,044.65 and 2,189,866.81 is: 3,022,035.83
Step by Step Solution
- Step 1: Write the proportion equation
4,025,368.53 : 5,555,044.65 = 2,189,866.81 : x - Step 2: Convert to fraction form
4,025,368.53/5,555,044.65 = 2,189,866.81/x - Step 3: Cross multiply
4,025,368.53x = 5,555,044.65 × 2,189,866.81 - Step 4: Simplify right side
4,025,368.53x = 12,164,807,907,103.07 - Step 5: Solve for x
x = 12,164,807,907,103.07/4,025,368.53 - Step 6: Final answer
x = 3,022,035.83
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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.