Finding the Fourth Proportional to 1,541,646.56, 2,127,426.06 and 853,346.63
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Solution
The fourth proportional to 1,541,646.56, 2,127,426.06 and 853,346.63 is: 1,177,592.78
Step by Step Solution
- Step 1: Write the proportion equation
1,541,646.56 : 2,127,426.06 = 853,346.63 : x - Step 2: Convert to fraction form
1,541,646.56/2,127,426.06 = 853,346.63/x - Step 3: Cross multiply
1,541,646.56x = 2,127,426.06 × 853,346.63 - Step 4: Simplify right side
1,541,646.56x = 1,815,431,848,238.05 - Step 5: Solve for x
x = 1,815,431,848,238.05/1,541,646.56 - Step 6: Final answer
x = 1,177,592.78
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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.