Finding the Fourth Proportional to 4,028,295.15, 5,559,172.52 and 2,192,875.65
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Solution
The fourth proportional to 4,028,295.15, 5,559,172.52 and 2,192,875.65 is: 3,026,236.56
Step by Step Solution
- Step 1: Write the proportion equation
4,028,295.15 : 5,559,172.52 = 2,192,875.65 : x - Step 2: Convert to fraction form
4,028,295.15/5,559,172.52 = 2,192,875.65/x - Step 3: Cross multiply
4,028,295.15x = 5,559,172.52 × 2,192,875.65 - Step 4: Simplify right side
4,028,295.15x = 12,190,574,042,292.76 - Step 5: Solve for x
x = 12,190,574,042,292.76/4,028,295.15 - Step 6: Final answer
x = 3,026,236.56
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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.