Finding the Fourth Proportional to 1,270,362.30, 1,753,135.08 and 719,034.18
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Solution
The fourth proportional to 1,270,362.30, 1,753,135.08 and 719,034.18 is: 992,287.04
Step by Step Solution
- Step 1: Write the proportion equation
1,270,362.30 : 1,753,135.08 = 719,034.18 : x - Step 2: Convert to fraction form
1,270,362.30/1,753,135.08 = 719,034.18/x - Step 3: Cross multiply
1,270,362.30x = 1,753,135.08 × 719,034.18 - Step 4: Simplify right side
1,270,362.30x = 1,260,564,044,677.03 - Step 5: Solve for x
x = 1,260,564,044,677.03/1,270,362.30 - Step 6: Final answer
x = 992,287.04
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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.