Finding the Fourth Proportional to 3,746,830.16, 5,170,750.80 and 2,296,245.36
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Solution
The fourth proportional to 3,746,830.16, 5,170,750.80 and 2,296,245.36 is: 3,168,895.31
Step by Step Solution
- Step 1: Write the proportion equation
3,746,830.16 : 5,170,750.80 = 2,296,245.36 : x - Step 2: Convert to fraction form
3,746,830.16/5,170,750.80 = 2,296,245.36/x - Step 3: Cross multiply
3,746,830.16x = 5,170,750.80 × 2,296,245.36 - Step 4: Simplify right side
3,746,830.16x = 11,873,312,532,216.29 - Step 5: Solve for x
x = 11,873,312,532,216.29/3,746,830.16 - Step 6: Final answer
x = 3,168,895.31
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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.