Finding the Fourth Proportional to 4,417,881.10, 6,626,821.65 and 2,292,117.10
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Solution
The fourth proportional to 4,417,881.10, 6,626,821.65 and 2,292,117.10 is: 3,438,175.65
Step by Step Solution
- Step 1: Write the proportion equation
4,417,881.10 : 6,626,821.65 = 2,292,117.10 : x - Step 2: Convert to fraction form
4,417,881.10/6,626,821.65 = 2,292,117.10/x - Step 3: Cross multiply
4,417,881.10x = 6,626,821.65 × 2,292,117.10 - Step 4: Simplify right side
4,417,881.10x = 15,189,451,222,615.22 - Step 5: Solve for x
x = 15,189,451,222,615.22/4,417,881.10 - Step 6: Final answer
x = 3,438,175.65
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1.5x scale
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.