Finding the Fourth Proportional to 2,070,967.70, 3,103,535.55 and 1,645,231.70
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Solution
The fourth proportional to 2,070,967.70, 3,103,535.55 and 1,645,231.70 is: 2,465,531.00
Step by Step Solution
- Step 1: Write the proportion equation
2,070,967.70 : 3,103,535.55 = 1,645,231.70 : x - Step 2: Convert to fraction form
2,070,967.70/3,103,535.55 = 1,645,231.70/x - Step 3: Cross multiply
2,070,967.70x = 3,103,535.55 × 1,645,231.70 - Step 4: Simplify right side
2,070,967.70x = 5,106,035,068,936.93 - Step 5: Solve for x
x = 5,106,035,068,936.93/2,070,967.70 - Step 6: Final answer
x = 2,465,531.00
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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.