Finding the Fourth Proportional to 4,362,511.71, 6,020,586.24 and 3,122,238.49
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Solution
The fourth proportional to 4,362,511.71, 6,020,586.24 and 3,122,238.49 is: 4,308,918.20
Step by Step Solution
- Step 1: Write the proportion equation
4,362,511.71 : 6,020,586.24 = 3,122,238.49 : x - Step 2: Convert to fraction form
4,362,511.71/6,020,586.24 = 3,122,238.49/x - Step 3: Cross multiply
4,362,511.71x = 6,020,586.24 × 3,122,238.49 - Step 4: Simplify right side
4,362,511.71x = 18,797,706,090,892.38 - Step 5: Solve for x
x = 18,797,706,090,892.38/4,362,511.71 - Step 6: Final answer
x = 4,308,918.20
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1.5x scale
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.