Finding the Fourth Proportional to 2,815,934.84, 4,216,903.74 and 2,577,026.84
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Solution
The fourth proportional to 2,815,934.84, 4,216,903.74 and 2,577,026.84 is: 3,859,135.50
Step by Step Solution
- Step 1: Write the proportion equation
2,815,934.84 : 4,216,903.74 = 2,577,026.84 : x - Step 2: Convert to fraction form
2,815,934.84/4,216,903.74 = 2,577,026.84/x - Step 3: Cross multiply
2,815,934.84x = 4,216,903.74 × 2,577,026.84 - Step 4: Simplify right side
2,815,934.84x = 10,867,074,119,676.38 - Step 5: Solve for x
x = 10,867,074,119,676.38/2,815,934.84 - Step 6: Final answer
x = 3,859,135.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.