Finding the Fourth Proportional to 4,578,507.87, 6,867,908.42 and 2,302,790.19
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Solution
The fourth proportional to 4,578,507.87, 6,867,908.42 and 2,302,790.19 is: 3,454,259.02
Step by Step Solution
- Step 1: Write the proportion equation
4,578,507.87 : 6,867,908.42 = 2,302,790.19 : x - Step 2: Convert to fraction form
4,578,507.87/6,867,908.42 = 2,302,790.19/x - Step 3: Cross multiply
4,578,507.87x = 6,867,908.42 × 2,302,790.19 - Step 4: Simplify right side
4,578,507.87x = 15,815,352,123,880.45 - Step 5: Solve for x
x = 15,815,352,123,880.45/4,578,507.87 - Step 6: Final answer
x = 3,454,259.02
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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.