Finding the Fourth Proportional to 4,809,762.62, 6,637,478.81 and 2,604,629.24
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Solution
The fourth proportional to 4,809,762.62, 6,637,478.81 and 2,604,629.24 is: 3,594,391.82
Step by Step Solution
- Step 1: Write the proportion equation
4,809,762.62 : 6,637,478.81 = 2,604,629.24 : x - Step 2: Convert to fraction form
4,809,762.62/6,637,478.81 = 2,604,629.24/x - Step 3: Cross multiply
4,809,762.62x = 6,637,478.81 × 2,604,629.24 - Step 4: Simplify right side
4,809,762.62x = 17,288,171,411,511.68 - Step 5: Solve for x
x = 17,288,171,411,511.68/4,809,762.62 - Step 6: Final answer
x = 3,594,391.82
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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.