Finding the Fourth Proportional to 4,893,007.60, 7,340,677.80 and 2,366,585.20
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Solution
The fourth proportional to 4,893,007.60, 7,340,677.80 and 2,366,585.20 is: 3,550,441.95
Step by Step Solution
- Step 1: Write the proportion equation
4,893,007.60 : 7,340,677.80 = 2,366,585.20 : x - Step 2: Convert to fraction form
4,893,007.60/7,340,677.80 = 2,366,585.20/x - Step 3: Cross multiply
4,893,007.60x = 7,340,677.80 × 2,366,585.20 - Step 4: Simplify right side
4,893,007.60x = 17,372,339,439,448.56 - Step 5: Solve for x
x = 17,372,339,439,448.56/4,893,007.60 - Step 6: Final answer
x = 3,550,441.95
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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.