Finding the Fourth Proportional to 3,722,453.55, 5,136,874.02 and 2,068,595.07
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Solution
The fourth proportional to 3,722,453.55, 5,136,874.02 and 2,068,595.07 is: 2,854,599.02
Step by Step Solution
- Step 1: Write the proportion equation
3,722,453.55 : 5,136,874.02 = 2,068,595.07 : x - Step 2: Convert to fraction form
3,722,453.55/5,136,874.02 = 2,068,595.07/x - Step 3: Cross multiply
3,722,453.55x = 5,136,874.02 × 2,068,595.07 - Step 4: Simplify right side
3,722,453.55x = 10,626,112,272,983.08 - Step 5: Solve for x
x = 10,626,112,272,983.08/3,722,453.55 - Step 6: Final answer
x = 2,854,599.02
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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.