Finding the Fourth Proportional to 1,135,963.26, 1,567,604.07 and 626,665.50
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Solution
The fourth proportional to 1,135,963.26, 1,567,604.07 and 626,665.50 is: 864,784.47
Step by Step Solution
- Step 1: Write the proportion equation
1,135,963.26 : 1,567,604.07 = 626,665.50 : x - Step 2: Convert to fraction form
1,135,963.26/1,567,604.07 = 626,665.50/x - Step 3: Cross multiply
1,135,963.26x = 1,567,604.07 × 626,665.50 - Step 4: Simplify right side
1,135,963.26x = 982,363,388,328.59 - Step 5: Solve for x
x = 982,363,388,328.59/1,135,963.26 - Step 6: Final answer
x = 864,784.47
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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.