Finding the Fourth Proportional to 3,065,590.22, 4,230,515.68 and 1,777,177.50
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Solution
The fourth proportional to 3,065,590.22, 4,230,515.68 and 1,777,177.50 is: 2,452,505.63
Step by Step Solution
- Step 1: Write the proportion equation
3,065,590.22 : 4,230,515.68 = 1,777,177.50 : x - Step 2: Convert to fraction form
3,065,590.22/4,230,515.68 = 1,777,177.50/x - Step 3: Cross multiply
3,065,590.22x = 4,230,515.68 × 1,777,177.50 - Step 4: Simplify right side
3,065,590.22x = 7,518,377,279,893.20 - Step 5: Solve for x
x = 7,518,377,279,893.20/3,065,590.22 - Step 6: Final answer
x = 2,452,505.63
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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.