Finding the Fourth Proportional to 4,351,085.08, 6,004,145.36 and 2,515,661.12
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Solution
The fourth proportional to 4,351,085.08, 6,004,145.36 and 2,515,661.12 is: 3,471,408.80
Step by Step Solution
- Step 1: Write the proportion equation
4,351,085.08 : 6,004,145.36 = 2,515,661.12 : x - Step 2: Convert to fraction form
4,351,085.08/6,004,145.36 = 2,515,661.12/x - Step 3: Cross multiply
4,351,085.08x = 6,004,145.36 × 2,515,661.12 - Step 4: Simplify right side
4,351,085.08x = 15,104,395,040,980.40 - Step 5: Solve for x
x = 15,104,395,040,980.40/4,351,085.08 - Step 6: Final answer
x = 3,471,408.80
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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.