Finding the Fourth Proportional to 1,707,515.72, 2,356,378.98 and 933,161.96
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Solution
The fourth proportional to 1,707,515.72, 2,356,378.98 and 933,161.96 is: 1,287,767.49
Step by Step Solution
- Step 1: Write the proportion equation
1,707,515.72 : 2,356,378.98 = 933,161.96 : x - Step 2: Convert to fraction form
1,707,515.72/2,356,378.98 = 933,161.96/x - Step 3: Cross multiply
1,707,515.72x = 2,356,378.98 × 933,161.96 - Step 4: Simplify right side
1,707,515.72x = 2,198,883,227,479.60 - Step 5: Solve for x
x = 2,198,883,227,479.60/1,707,515.72 - Step 6: Final answer
x = 1,287,767.49
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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.