Finding the Fourth Proportional to 2,919,997.39, 4,029,198.28 and 1,630,673.41
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Solution
The fourth proportional to 2,919,997.39, 4,029,198.28 and 1,630,673.41 is: 2,250,106.98
Step by Step Solution
- Step 1: Write the proportion equation
2,919,997.39 : 4,029,198.28 = 1,630,673.41 : x - Step 2: Convert to fraction form
2,919,997.39/4,029,198.28 = 1,630,673.41/x - Step 3: Cross multiply
2,919,997.39x = 4,029,198.28 × 1,630,673.41 - Step 4: Simplify right side
2,919,997.39x = 6,570,306,498,813.74 - Step 5: Solve for x
x = 6,570,306,498,813.74/2,919,997.39 - Step 6: Final answer
x = 2,250,106.98
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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.