Finding the Fourth Proportional to 4,542,944.40, 6,812,941.59 and 1,509,495.75
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Solution
The fourth proportional to 4,542,944.40, 6,812,941.59 and 1,509,495.75 is: 2,263,753.52
Step by Step Solution
- Step 1: Write the proportion equation
4,542,944.40 : 6,812,941.59 = 1,509,495.75 : x - Step 2: Convert to fraction form
4,542,944.40/6,812,941.59 = 1,509,495.75/x - Step 3: Cross multiply
4,542,944.40x = 6,812,941.59 × 1,509,495.75 - Step 4: Simplify right side
4,542,944.40x = 10,284,106,375,103.24 - Step 5: Solve for x
x = 10,284,106,375,103.24/4,542,944.40 - Step 6: Final answer
x = 2,263,753.52
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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.