Finding the Fourth Proportional to 2,841,888.06, 3,921,759.18 and 1,552,700.70
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Solution
The fourth proportional to 2,841,888.06, 3,921,759.18 and 1,552,700.70 is: 2,142,701.65
Step by Step Solution
- Step 1: Write the proportion equation
2,841,888.06 : 3,921,759.18 = 1,552,700.70 : x - Step 2: Convert to fraction form
2,841,888.06/3,921,759.18 = 1,552,700.70/x - Step 3: Cross multiply
2,841,888.06x = 3,921,759.18 × 1,552,700.70 - Step 4: Simplify right side
2,841,888.06x = 6,089,318,224,017.43 - Step 5: Solve for x
x = 6,089,318,224,017.43/2,841,888.06 - Step 6: Final answer
x = 2,142,701.65
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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.