Finding the Fourth Proportional to 2,299,450.01, 3,173,339.09 and 1,280,855.21
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Solution
The fourth proportional to 2,299,450.01, 3,173,339.09 and 1,280,855.21 is: 1,767,634.82
Step by Step Solution
- Step 1: Write the proportion equation
2,299,450.01 : 3,173,339.09 = 1,280,855.21 : x - Step 2: Convert to fraction form
2,299,450.01/3,173,339.09 = 1,280,855.21/x - Step 3: Cross multiply
2,299,450.01x = 3,173,339.09 × 1,280,855.21 - Step 4: Simplify right side
2,299,450.01x = 4,064,587,906,523.16 - Step 5: Solve for x
x = 4,064,587,906,523.16/2,299,450.01 - Step 6: Final answer
x = 1,767,634.82
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1.5x scale
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.