Finding the Fourth Proportional to 2,070,966.70, 3,103,534.05 and 1,645,230.70
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Solution
The fourth proportional to 2,070,966.70, 3,103,534.05 and 1,645,230.70 is: 2,465,529.50
Step by Step Solution
- Step 1: Write the proportion equation
2,070,966.70 : 3,103,534.05 = 1,645,230.70 : x - Step 2: Convert to fraction form
2,070,966.70/3,103,534.05 = 1,645,230.70/x - Step 3: Cross multiply
2,070,966.70x = 3,103,534.05 × 1,645,230.70 - Step 4: Simplify right side
2,070,966.70x = 5,106,029,497,555.34 - Step 5: Solve for x
x = 5,106,029,497,555.34/2,070,966.70 - Step 6: Final answer
x = 2,465,529.50
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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.