Finding the Fourth Proportional to 2,279,670.76, 3,425,709.66 and 1,215,464.68
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Solution
The fourth proportional to 2,279,670.76, 3,425,709.66 and 1,215,464.68 is: 1,826,504.59
Step by Step Solution
- Step 1: Write the proportion equation
2,279,670.76 : 3,425,709.66 = 1,215,464.68 : x - Step 2: Convert to fraction form
2,279,670.76/3,425,709.66 = 1,215,464.68/x - Step 3: Cross multiply
2,279,670.76x = 3,425,709.66 × 1,215,464.68 - Step 4: Simplify right side
2,279,670.76x = 4,163,829,095,664.81 - Step 5: Solve for x
x = 4,163,829,095,664.81/2,279,670.76 - Step 6: Final answer
x = 1,826,504.59
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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.