Finding the Fourth Proportional to 4,850,675.97, 6,692,242.56 and 3,109,305.62
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Solution
The fourth proportional to 4,850,675.97, 6,692,242.56 and 3,109,305.62 is: 4,289,758.27
Step by Step Solution
- Step 1: Write the proportion equation
4,850,675.97 : 6,692,242.56 = 3,109,305.62 : x - Step 2: Convert to fraction form
4,850,675.97/6,692,242.56 = 3,109,305.62/x - Step 3: Cross multiply
4,850,675.97x = 6,692,242.56 × 3,109,305.62 - Step 4: Simplify right side
4,850,675.97x = 20,808,227,368,749.98 - Step 5: Solve for x
x = 20,808,227,368,749.98/4,850,675.97 - Step 6: Final answer
x = 4,289,758.27
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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.