Finding the Fourth Proportional to 1,339,263.08, 1,848,196.48 and 727,427.80
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Solution
The fourth proportional to 1,339,263.08, 1,848,196.48 and 727,427.80 is: 1,003,857.66
Step by Step Solution
- Step 1: Write the proportion equation
1,339,263.08 : 1,848,196.48 = 727,427.80 : x - Step 2: Convert to fraction form
1,339,263.08/1,848,196.48 = 727,427.80/x - Step 3: Cross multiply
1,339,263.08x = 1,848,196.48 × 727,427.80 - Step 4: Simplify right side
1,339,263.08x = 1,344,429,499,414.14 - Step 5: Solve for x
x = 1,344,429,499,414.14/1,339,263.08 - Step 6: Final answer
x = 1,003,857.66
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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.