Finding the Fourth Proportional to 4,368,569.80, 6,551,105.10 and 1,527,219.40
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Solution
The fourth proportional to 4,368,569.80, 6,551,105.10 and 1,527,219.40 is: 2,290,217.45
Step by Step Solution
- Step 1: Write the proportion equation
4,368,569.80 : 6,551,105.10 = 1,527,219.40 : x - Step 2: Convert to fraction form
4,368,569.80/6,551,105.10 = 1,527,219.40/x - Step 3: Cross multiply
4,368,569.80x = 6,551,105.10 × 1,527,219.40 - Step 4: Simplify right side
4,368,569.80x = 10,004,974,800,158.94 - Step 5: Solve for x
x = 10,004,974,800,158.94/4,368,569.80 - Step 6: Final answer
x = 2,290,217.45
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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.