Finding the Fourth Proportional to 3,042,254.13, 4,197,081.09 and 1,752,403.65
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Solution
The fourth proportional to 3,042,254.13, 4,197,081.09 and 1,752,403.65 is: 2,417,608.76
Step by Step Solution
- Step 1: Write the proportion equation
3,042,254.13 : 4,197,081.09 = 1,752,403.65 : x - Step 2: Convert to fraction form
3,042,254.13/4,197,081.09 = 1,752,403.65/x - Step 3: Cross multiply
3,042,254.13x = 4,197,081.09 × 1,752,403.65 - Step 4: Simplify right side
3,042,254.13x = 7,354,980,221,461.98 - Step 5: Solve for x
x = 7,354,980,221,461.98/3,042,254.13 - Step 6: Final answer
x = 2,417,608.76
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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.