Finding the Fourth Proportional to 1,275,926.06, 1,760,776.99 and 702,966.23
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Solution
The fourth proportional to 1,275,926.06, 1,760,776.99 and 702,966.23 is: 970,092.86
Step by Step Solution
- Step 1: Write the proportion equation
1,275,926.06 : 1,760,776.99 = 702,966.23 : x - Step 2: Convert to fraction form
1,275,926.06/1,760,776.99 = 702,966.23/x - Step 3: Cross multiply
1,275,926.06x = 1,760,776.99 × 702,966.23 - Step 4: Simplify right side
1,275,926.06x = 1,237,766,762,531.05 - Step 5: Solve for x
x = 1,237,766,762,531.05/1,275,926.06 - Step 6: Final answer
x = 970,092.86
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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.