Finding the Fourth Proportional to 1,294,092, 1,785,636.90 and 750,121.62
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Solution
The fourth proportional to 1,294,092, 1,785,636.90 and 750,121.62 is: 1,035,046.07
Step by Step Solution
- Step 1: Write the proportion equation
1,294,092 : 1,785,636.90 = 750,121.62 : x - Step 2: Convert to fraction form
1,294,092/1,785,636.90 = 750,121.62/x - Step 3: Cross multiply
1,294,092x = 1,785,636.90 × 750,121.62 - Step 4: Simplify right side
1,294,092x = 1,339,444,844,159.78 - Step 5: Solve for x
x = 1,339,444,844,159.78/1,294,092 - Step 6: Final answer
x = 1,035,046.07
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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.