Finding the Fourth Proportional to 3,065,588.22, 4,230,512.91 and 1,777,175.49
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Solution
The fourth proportional to 3,065,588.22, 4,230,512.91 and 1,777,175.49 is: 2,452,502.85
Step by Step Solution
- Step 1: Write the proportion equation
3,065,588.22 : 4,230,512.91 = 1,777,175.49 : x - Step 2: Convert to fraction form
3,065,588.22/4,230,512.91 = 1,777,175.49/x - Step 3: Cross multiply
3,065,588.22x = 4,230,512.91 × 1,777,175.49 - Step 4: Simplify right side
3,065,588.22x = 7,518,363,853,780.58 - Step 5: Solve for x
x = 7,518,363,853,780.58/3,065,588.22 - Step 6: Final answer
x = 2,452,502.85
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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.