Finding the Fourth Proportional to 4,820,203.04, 6,652,121.64 and 2,755,325.12
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Solution
The fourth proportional to 4,820,203.04, 6,652,121.64 and 2,755,325.12 is: 3,802,486.68
Step by Step Solution
- Step 1: Write the proportion equation
4,820,203.04 : 6,652,121.64 = 2,755,325.12 : x - Step 2: Convert to fraction form
4,820,203.04/6,652,121.64 = 2,755,325.12/x - Step 3: Cross multiply
4,820,203.04x = 6,652,121.64 × 2,755,325.12 - Step 4: Simplify right side
4,820,203.04x = 18,328,757,855,987.60 - Step 5: Solve for x
x = 18,328,757,855,987.60/4,820,203.04 - Step 6: Final answer
x = 3,802,486.68
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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.