Finding the Fourth Proportional to 5,916,464.97, 8,870,692.80 and 2,319,987.21
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Solution
The fourth proportional to 5,916,464.97, 8,870,692.80 and 2,319,987.21 is: 3,478,410.49
Step by Step Solution
- Step 1: Write the proportion equation
5,916,464.97 : 8,870,692.80 = 2,319,987.21 : x - Step 2: Convert to fraction form
5,916,464.97/8,870,692.80 = 2,319,987.21/x - Step 3: Cross multiply
5,916,464.97x = 8,870,692.80 × 2,319,987.21 - Step 4: Simplify right side
5,916,464.97x = 20,579,893,839,839.09 - Step 5: Solve for x
x = 20,579,893,839,839.09/5,916,464.97 - Step 6: Final answer
x = 3,478,410.49
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1.5x scale
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.