Finding the Fourth Proportional to 2,545,554.09, 3,817,583.76 and 748,010.19
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Solution
The fourth proportional to 2,545,554.09, 3,817,583.76 and 748,010.19 is: 1,121,795.67
Step by Step Solution
- Step 1: Write the proportion equation
2,545,554.09 : 3,817,583.76 = 748,010.19 : x - Step 2: Convert to fraction form
2,545,554.09/3,817,583.76 = 748,010.19/x - Step 3: Cross multiply
2,545,554.09x = 3,817,583.76 × 748,010.19 - Step 4: Simplify right side
2,545,554.09x = 2,855,591,570,779.49 - Step 5: Solve for x
x = 2,855,591,570,779.49/2,545,554.09 - Step 6: Final answer
x = 1,121,795.67
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.