Finding the Fourth Proportional to 1,703,239.86, 2,350,391.88 and 977,576.82
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Solution
The fourth proportional to 1,703,239.86, 2,350,391.88 and 977,576.82 is: 1,349,010.60
Step by Step Solution
- Step 1: Write the proportion equation
1,703,239.86 : 2,350,391.88 = 977,576.82 : x - Step 2: Convert to fraction form
1,703,239.86/2,350,391.88 = 977,576.82/x - Step 3: Cross multiply
1,703,239.86x = 2,350,391.88 × 977,576.82 - Step 4: Simplify right side
1,703,239.86x = 2,297,688,619,804.22 - Step 5: Solve for x
x = 2,297,688,619,804.22/1,703,239.86 - Step 6: Final answer
x = 1,349,010.60
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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.