Finding the Fourth Proportional to 1,750,707.12, 2,415,994.24 and 986,760.68
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Solution
The fourth proportional to 1,750,707.12, 2,415,994.24 and 986,760.68 is: 1,361,740.12
Step by Step Solution
- Step 1: Write the proportion equation
1,750,707.12 : 2,415,994.24 = 986,760.68 : x - Step 2: Convert to fraction form
1,750,707.12/2,415,994.24 = 986,760.68/x - Step 3: Cross multiply
1,750,707.12x = 2,415,994.24 × 986,760.68 - Step 4: Simplify right side
1,750,707.12x = 2,384,008,120,031.75 - Step 5: Solve for x
x = 2,384,008,120,031.75/1,750,707.12 - Step 6: Final answer
x = 1,361,740.12
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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.