Finding the Fourth Proportional to 5,051,235.53, 7,576,918.96 and 1,685,442.53
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Solution
The fourth proportional to 5,051,235.53, 7,576,918.96 and 1,685,442.53 is: 2,528,185.71
Step by Step Solution
- Step 1: Write the proportion equation
5,051,235.53 : 7,576,918.96 = 1,685,442.53 : x - Step 2: Convert to fraction form
5,051,235.53/7,576,918.96 = 1,685,442.53/x - Step 3: Cross multiply
5,051,235.53x = 7,576,918.96 × 1,685,442.53 - Step 4: Simplify right side
5,051,235.53x = 12,770,461,461,547.37 - Step 5: Solve for x
x = 12,770,461,461,547.37/5,051,235.53 - Step 6: Final answer
x = 2,528,185.71
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.