Finding the Fourth Proportional to 2,135,434.26, 2,946,899.58 and 1,168,564.77
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Solution
The fourth proportional to 2,135,434.26, 2,946,899.58 and 1,168,564.77 is: 1,612,619.55
Step by Step Solution
- Step 1: Write the proportion equation
2,135,434.26 : 2,946,899.58 = 1,168,564.77 : x - Step 2: Convert to fraction form
2,135,434.26/2,946,899.58 = 1,168,564.77/x - Step 3: Cross multiply
2,135,434.26x = 2,946,899.58 × 1,168,564.77 - Step 4: Simplify right side
2,135,434.26x = 3,443,643,029,915.80 - Step 5: Solve for x
x = 3,443,643,029,915.80/2,135,434.26 - Step 6: Final answer
x = 1,612,619.55
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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.