Finding the Fourth Proportional to 2,368,963.13, 3,269,169.08 and 1,281,234.68
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Solution
The fourth proportional to 2,368,963.13, 3,269,169.08 and 1,281,234.68 is: 1,768,103.84
Step by Step Solution
- Step 1: Write the proportion equation
2,368,963.13 : 3,269,169.08 = 1,281,234.68 : x - Step 2: Convert to fraction form
2,368,963.13/3,269,169.08 = 1,281,234.68/x - Step 3: Cross multiply
2,368,963.13x = 3,269,169.08 × 1,281,234.68 - Step 4: Simplify right side
2,368,963.13x = 4,188,572,786,936.94 - Step 5: Solve for x
x = 4,188,572,786,936.94/2,368,963.13 - Step 6: Final answer
x = 1,768,103.84
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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.