Finding the Fourth Proportional to 3,154,116.06, 4,352,675.78 and 1,703,811.06
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Solution
The fourth proportional to 3,154,116.06, 4,352,675.78 and 1,703,811.06 is: 2,351,256.90
Step by Step Solution
- Step 1: Write the proportion equation
3,154,116.06 : 4,352,675.78 = 1,703,811.06 : x - Step 2: Convert to fraction form
3,154,116.06/4,352,675.78 = 1,703,811.06/x - Step 3: Cross multiply
3,154,116.06x = 4,352,675.78 × 1,703,811.06 - Step 4: Simplify right side
3,154,116.06x = 7,416,137,134,558.13 - Step 5: Solve for x
x = 7,416,137,134,558.13/3,154,116.06 - Step 6: Final answer
x = 2,351,256.90
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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.