Finding the Fourth Proportional to 5,300,163.18, 7,948,571.13 and 1,705,129.02
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Solution
The fourth proportional to 5,300,163.18, 7,948,571.13 and 1,705,129.02 is: 2,557,155.10
Step by Step Solution
- Step 1: Write the proportion equation
5,300,163.18 : 7,948,571.13 = 1,705,129.02 : x - Step 2: Convert to fraction form
5,300,163.18/7,948,571.13 = 1,705,129.02/x - Step 3: Cross multiply
5,300,163.18x = 7,948,571.13 × 1,705,129.02 - Step 4: Simplify right side
5,300,163.18x = 13,553,339,301,297.19 - Step 5: Solve for x
x = 13,553,339,301,297.19/5,300,163.18 - Step 6: Final answer
x = 2,557,155.10
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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.