Finding the Fourth Proportional to 2,060,394.98, 2,840,068.12 and 1,624,104.88
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Solution
The fourth proportional to 2,060,394.98, 2,840,068.12 and 1,624,104.88 is: 2,238,681.68
Step by Step Solution
- Step 1: Write the proportion equation
2,060,394.98 : 2,840,068.12 = 1,624,104.88 : x - Step 2: Convert to fraction form
2,060,394.98/2,840,068.12 = 1,624,104.88/x - Step 3: Cross multiply
2,060,394.98x = 2,840,068.12 × 1,624,104.88 - Step 4: Simplify right side
2,060,394.98x = 4,612,568,485,109.19 - Step 5: Solve for x
x = 4,612,568,485,109.19/2,060,394.98 - Step 6: Final answer
x = 2,238,681.68
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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.