Finding the Fourth Proportional to 4,025,368.03, 5,555,043.96 and 2,189,866.31
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Solution
The fourth proportional to 4,025,368.03, 5,555,043.96 and 2,189,866.31 is: 3,022,035.14
Step by Step Solution
- Step 1: Write the proportion equation
4,025,368.03 : 5,555,043.96 = 2,189,866.31 : x - Step 2: Convert to fraction form
4,025,368.03/5,555,043.96 = 2,189,866.31/x - Step 3: Cross multiply
4,025,368.03x = 5,555,043.96 × 2,189,866.31 - Step 4: Simplify right side
4,025,368.03x = 12,164,803,618,572.99 - Step 5: Solve for x
x = 12,164,803,618,572.99/4,025,368.03 - Step 6: Final answer
x = 3,022,035.14
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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.