Finding the Fourth Proportional to 1,489,327.08, 2,217,144.99 and 1,480,469.64
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Solution
The fourth proportional to 1,489,327.08, 2,217,144.99 and 1,480,469.64 is: 2,203,959.02
Step by Step Solution
- Step 1: Write the proportion equation
1,489,327.08 : 2,217,144.99 = 1,480,469.64 : x - Step 2: Convert to fraction form
1,489,327.08/2,217,144.99 = 1,480,469.64/x - Step 3: Cross multiply
1,489,327.08x = 2,217,144.99 × 1,480,469.64 - Step 4: Simplify right side
1,489,327.08x = 3,282,415,845,173.10 - Step 5: Solve for x
x = 3,282,415,845,173.10/1,489,327.08 - Step 6: Final answer
x = 2,203,959.02
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.