Finding the Fourth Proportional to 4,327,777.36, 5,970,320.52 and 2,800,377.68
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Solution
The fourth proportional to 4,327,777.36, 5,970,320.52 and 2,800,377.68 is: 3,863,219.14
Step by Step Solution
- Step 1: Write the proportion equation
4,327,777.36 : 5,970,320.52 = 2,800,377.68 : x - Step 2: Convert to fraction form
4,327,777.36/5,970,320.52 = 2,800,377.68/x - Step 3: Cross multiply
4,327,777.36x = 5,970,320.52 × 2,800,377.68 - Step 4: Simplify right side
4,327,777.36x = 16,719,152,326,653.99 - Step 5: Solve for x
x = 16,719,152,326,653.99/4,327,777.36 - Step 6: Final answer
x = 3,863,219.14
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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.