Finding the Fourth Proportional to 4,650,775.24, 6,418,144.46 and 2,557,700.41
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Solution
The fourth proportional to 4,650,775.24, 6,418,144.46 and 2,557,700.41 is: 3,529,667.61
Step by Step Solution
- Step 1: Write the proportion equation
4,650,775.24 : 6,418,144.46 = 2,557,700.41 : x - Step 2: Convert to fraction form
4,650,775.24/6,418,144.46 = 2,557,700.41/x - Step 3: Cross multiply
4,650,775.24x = 6,418,144.46 × 2,557,700.41 - Step 4: Simplify right side
4,650,775.24x = 16,415,690,716,781.23 - Step 5: Solve for x
x = 16,415,690,716,781.23/4,650,775.24 - Step 6: Final answer
x = 3,529,667.61
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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.