Finding the Fourth Proportional to 3,026,862.48, 4,174,708.29 and 1,939,235.96
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Solution
The fourth proportional to 3,026,862.48, 4,174,708.29 and 1,939,235.96 is: 2,674,632.39
Step by Step Solution
- Step 1: Write the proportion equation
3,026,862.48 : 4,174,708.29 = 1,939,235.96 : x - Step 2: Convert to fraction form
3,026,862.48/4,174,708.29 = 1,939,235.96/x - Step 3: Cross multiply
3,026,862.48x = 4,174,708.29 × 1,939,235.96 - Step 4: Simplify right side
3,026,862.48x = 8,095,744,417,604.57 - Step 5: Solve for x
x = 8,095,744,417,604.57/3,026,862.48 - Step 6: Final answer
x = 2,674,632.39
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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.