Finding the Fourth Proportional to 4,485,808.96, 6,190,398.48 and 2,448,620.08
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Solution
The fourth proportional to 4,485,808.96, 6,190,398.48 and 2,448,620.08 is: 3,379,085.95
Step by Step Solution
- Step 1: Write the proportion equation
4,485,808.96 : 6,190,398.48 = 2,448,620.08 : x - Step 2: Convert to fraction form
4,485,808.96/6,190,398.48 = 2,448,620.08/x - Step 3: Cross multiply
4,485,808.96x = 6,190,398.48 × 2,448,620.08 - Step 4: Simplify right side
4,485,808.96x = 15,157,934,021,329.48 - Step 5: Solve for x
x = 15,157,934,021,329.48/4,485,808.96 - Step 6: Final answer
x = 3,379,085.95
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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.