Finding the Fourth Proportional to 1,707,415.74, 2,356,676.37 and 982,337.76
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Solution
The fourth proportional to 1,707,415.74, 2,356,676.37 and 982,337.76 is: 1,355,880.78
Step by Step Solution
- Step 1: Write the proportion equation
1,707,415.74 : 2,356,676.37 = 982,337.76 : x - Step 2: Convert to fraction form
1,707,415.74/2,356,676.37 = 982,337.76/x - Step 3: Cross multiply
1,707,415.74x = 2,356,676.37 × 982,337.76 - Step 4: Simplify right side
1,707,415.74x = 2,315,052,186,350.73 - Step 5: Solve for x
x = 2,315,052,186,350.73/1,707,415.74 - Step 6: Final answer
x = 1,355,880.78
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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.