Finding the Fourth Proportional to 5,326,884.48, 7,991,085.12 and 1,731,495.36
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Solution
The fourth proportional to 5,326,884.48, 7,991,085.12 and 1,731,495.36 is: 2,597,489.56
Step by Step Solution
- Step 1: Write the proportion equation
5,326,884.48 : 7,991,085.12 = 1,731,495.36 : x - Step 2: Convert to fraction form
5,326,884.48/7,991,085.12 = 1,731,495.36/x - Step 3: Cross multiply
5,326,884.48x = 7,991,085.12 × 1,731,495.36 - Step 4: Simplify right side
5,326,884.48x = 13,836,526,806,645.04 - Step 5: Solve for x
x = 13,836,526,806,645.04/5,326,884.48 - Step 6: Final answer
x = 2,597,489.56
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.