Finding the Fourth Proportional to 1,761,523.68, 2,430,915.12 and 956,707.68
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Solution
The fourth proportional to 1,761,523.68, 2,430,915.12 and 956,707.68 is: 1,320,263.36
Step by Step Solution
- Step 1: Write the proportion equation
1,761,523.68 : 2,430,915.12 = 956,707.68 : x - Step 2: Convert to fraction form
1,761,523.68/2,430,915.12 = 956,707.68/x - Step 3: Cross multiply
1,761,523.68x = 2,430,915.12 × 956,707.68 - Step 4: Simplify right side
1,761,523.68x = 2,325,675,164,732.12 - Step 5: Solve for x
x = 2,325,675,164,732.12/1,761,523.68 - Step 6: Final answer
x = 1,320,263.36
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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.