Finding the Fourth Proportional to 1,750,707.12, 2,415,994.29 and 986,760.69
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Solution
The fourth proportional to 1,750,707.12, 2,415,994.29 and 986,760.69 is: 1,361,740.16
Step by Step Solution
- Step 1: Write the proportion equation
1,750,707.12 : 2,415,994.29 = 986,760.69 : x - Step 2: Convert to fraction form
1,750,707.12/2,415,994.29 = 986,760.69/x - Step 3: Cross multiply
1,750,707.12x = 2,415,994.29 × 986,760.69 - Step 4: Simplify right side
1,750,707.12x = 2,384,008,192,636.46 - Step 5: Solve for x
x = 2,384,008,192,636.46/1,750,707.12 - Step 6: Final answer
x = 1,361,740.16
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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.