Finding the Fourth Proportional to 5,602,880.31, 7,735,544.83 and 4,572,845.09
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Solution
The fourth proportional to 5,602,880.31, 7,735,544.83 and 4,572,845.09 is: 6,313,439.92
Step by Step Solution
- Step 1: Write the proportion equation
5,602,880.31 : 7,735,544.83 = 4,572,845.09 : x - Step 2: Convert to fraction form
5,602,880.31/7,735,544.83 = 4,572,845.09/x - Step 3: Cross multiply
5,602,880.31x = 7,735,544.83 × 4,572,845.09 - Step 4: Simplify right side
5,602,880.31x = 35,373,448,194,340.38 - Step 5: Solve for x
x = 35,373,448,194,340.38/5,602,880.31 - Step 6: Final answer
x = 6,313,439.92
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.