Finding the Fourth Proportional to 4,325,647.64, 6,488,840.52 and 1,130,768.68
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Solution
The fourth proportional to 4,325,647.64, 6,488,840.52 and 1,130,768.68 is: 1,696,249.50
Step by Step Solution
- Step 1: Write the proportion equation
4,325,647.64 : 6,488,840.52 = 1,130,768.68 : x - Step 2: Convert to fraction form
4,325,647.64/6,488,840.52 = 1,130,768.68/x - Step 3: Cross multiply
4,325,647.64x = 6,488,840.52 × 1,130,768.68 - Step 4: Simplify right side
4,325,647.64x = 7,337,377,629,530.91 - Step 5: Solve for x
x = 7,337,377,629,530.91/4,325,647.64 - Step 6: Final answer
x = 1,696,249.50
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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.