Finding the Fourth Proportional to 4,368,048.20, 6,550,905.90 and 1,335,408.20
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Solution
The fourth proportional to 4,368,048.20, 6,550,905.90 and 1,335,408.20 is: 2,002,755.71
Step by Step Solution
- Step 1: Write the proportion equation
4,368,048.20 : 6,550,905.90 = 1,335,408.20 : x - Step 2: Convert to fraction form
4,368,048.20/6,550,905.90 = 1,335,408.20/x - Step 3: Cross multiply
4,368,048.20x = 6,550,905.90 × 1,335,408.20 - Step 4: Simplify right side
4,368,048.20x = 8,748,133,456,288.38 - Step 5: Solve for x
x = 8,748,133,456,288.38/4,368,048.20 - Step 6: Final answer
x = 2,002,755.71
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.