Finding the Fourth Proportional to 7,446,857.94, 11,170,928.12 and 2,055,509.28
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Solution
The fourth proportional to 7,446,857.94, 11,170,928.12 and 2,055,509.28 is: 3,083,440.91
Step by Step Solution
- Step 1: Write the proportion equation
7,446,857.94 : 11,170,928.12 = 2,055,509.28 : x - Step 2: Convert to fraction form
7,446,857.94/11,170,928.12 = 2,055,509.28/x - Step 3: Cross multiply
7,446,857.94x = 11,170,928.12 × 2,055,509.28 - Step 4: Simplify right side
7,446,857.94x = 22,961,946,406,595.41 - Step 5: Solve for x
x = 22,961,946,406,595.41/7,446,857.94 - Step 6: Final answer
x = 3,083,440.91
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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.